Finding the Third Proportional to 657,414 and 986,118
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Solution
The third proportional to 657,414 and 986,118 is: 1,479,172.50
Step by Step Solution
- Step 1: Write the proportion equation
657,414 : 986,118 = 986,118 : x - Step 2: Convert to fraction form
657,414/986,118 = 986,118/x - Step 3: Cross multiply
657,414x = 986,118 × 986,118 - Step 4: Simplify right side
657,414x = 972,428,709,924 - Step 5: Solve for x
x = 972,428,709,924/657,414 - Step 6: Final answer
x = 1,479,172.50
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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.