Finding the Third Proportional to 687,538.13 and 1,062,711.14
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Solution
The third proportional to 687,538.13 and 1,062,711.14 is: 1,642,607.05
Step by Step Solution
- Step 1: Write the proportion equation
687,538.13 : 1,062,711.14 = 1,062,711.14 : x - Step 2: Convert to fraction form
687,538.13/1,062,711.14 = 1,062,711.14/x - Step 3: Cross multiply
687,538.13x = 1,062,711.14 × 1,062,711.14 - Step 4: Simplify right side
687,538.13x = 1,129,354,968,408.49 - Step 5: Solve for x
x = 1,129,354,968,408.49/687,538.13 - Step 6: Final answer
x = 1,642,607.05
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.