Step 1:
The first step to converting 312789 to a fraction is to re-write 312789 in the form p/q where p and q are both positive integers. To start with, 312789 can be written as simply 312789/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 312789, which in this case is 0. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 312789/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 312789/1 each by 1:
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 312789 as a fraction:
312789/1 / 1