Finding the Third Proportional to 642,849.75 and 961,119.75
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Solution
The third proportional to 642,849.75 and 961,119.75 is: 1,436,962.80
Step by Step Solution
- Step 1: Write the proportion equation
642,849.75 : 961,119.75 = 961,119.75 : x - Step 2: Convert to fraction form
642,849.75/961,119.75 = 961,119.75/x - Step 3: Cross multiply
642,849.75x = 961,119.75 × 961,119.75 - Step 4: Simplify right side
642,849.75x = 923,751,173,840.06 - Step 5: Solve for x
x = 923,751,173,840.06/642,849.75 - Step 6: Final answer
x = 1,436,962.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.