Finding the Third Proportional to 747,540 and 1,121,073.75
Calculator
Solution
The third proportional to 747,540 and 1,121,073.75 is: 1,681,256.32
Step by Step Solution
- Step 1: Write the proportion equation
747,540 : 1,121,073.75 = 1,121,073.75 : x - Step 2: Convert to fraction form
747,540/1,121,073.75 = 1,121,073.75/x - Step 3: Cross multiply
747,540x = 1,121,073.75 × 1,121,073.75 - Step 4: Simplify right side
747,540x = 1,256,806,352,939.06 - Step 5: Solve for x
x = 1,256,806,352,939.06/747,540 - Step 6: Final answer
x = 1,681,256.32
Related Problems
Find third proportional to 373,770 and 560,536.88
Half scale
Find third proportional to 1,495,080 and 2,242,147.50
Double scale
Find third proportional to 747,542 and 1,121,077
Similar ratio
Find third proportional to 1,121,310 and 1,681,610.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.