Step 1:
The first step to converting 1681394.5461046 to a fraction is to re-write 1681394.5461046 in the form p/q where p and q are both positive integers. To start with, 1681394.5461046 can be written as simply 1681394.5461046/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 1681394.5461046, which in this case is 7. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 1681394.5461046/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 1681394.5461046/1 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 1681394.5461046 as a fraction:
1681394/1 / 1