Step 1:
The first step to converting 380854.3870509 to a fraction is to re-write 380854.3870509 in the form p/q where p and q are both positive integers. To start with, 380854.3870509 can be written as simply 380854.3870509/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 380854.3870509, which in this case is 7. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 380854.3870509/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 380854.3870509/1 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 380854.3870509 as a fraction:
761709/2 / 1