Finding the Third Proportional to 861,582 and 1,207,363.50
Calculator
Solution
The third proportional to 861,582 and 1,207,363.50 is: 1,691,918.61
Step by Step Solution
- Step 1: Write the proportion equation
861,582 : 1,207,363.50 = 1,207,363.50 : x - Step 2: Convert to fraction form
861,582/1,207,363.50 = 1,207,363.50/x - Step 3: Cross multiply
861,582x = 1,207,363.50 × 1,207,363.50 - Step 4: Simplify right side
861,582x = 1,457,726,621,132.25 - Step 5: Solve for x
x = 1,457,726,621,132.25/861,582 - Step 6: Final answer
x = 1,691,918.61
Related Problems
Find third proportional to 430,791 and 603,681.75
Half scale
Find third proportional to 1,723,164 and 2,414,727
Double scale
Find third proportional to 861,584 and 1,207,366
Similar ratio
Find third proportional to 1,292,373 and 1,811,045.25
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.