Finding the Third Proportional to 861,684 and 1,207,491.75
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Solution
The third proportional to 861,684 and 1,207,491.75 is: 1,692,077.75
Step by Step Solution
- Step 1: Write the proportion equation
861,684 : 1,207,491.75 = 1,207,491.75 : x - Step 2: Convert to fraction form
861,684/1,207,491.75 = 1,207,491.75/x - Step 3: Cross multiply
861,684x = 1,207,491.75 × 1,207,491.75 - Step 4: Simplify right side
861,684x = 1,458,036,326,318.06 - Step 5: Solve for x
x = 1,458,036,326,318.06/861,684 - Step 6: Final answer
x = 1,692,077.75
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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.