Step 1:
The first step to converting 1458409.9646337 to a fraction is to re-write 1458409.9646337 in the form p/q where p and q are both positive integers. To start with, 1458409.9646337 can be written as simply 1458409.9646337/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 1458409.9646337, which in this case is 7. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 1458409.9646337/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 1458409.9646337/1 each by 10000000:
Step 3:
Now the last step is to simplify the fraction (if possible) by finding similar factors and cancelling them out, which leads to the following answer for 1458409.9646337 as a fraction:
1458409/1 / 1