Finding the Third Proportional to 642,021.19 and 961,027.03
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Solution
The third proportional to 642,021.19 and 961,027.03 is: 1,438,539.68
Step by Step Solution
- Step 1: Write the proportion equation
642,021.19 : 961,027.03 = 961,027.03 : x - Step 2: Convert to fraction form
642,021.19/961,027.03 = 961,027.03/x - Step 3: Cross multiply
642,021.19x = 961,027.03 × 961,027.03 - Step 4: Simplify right side
642,021.19x = 923,572,954,793.19 - Step 5: Solve for x
x = 923,572,954,793.19/642,021.19 - Step 6: Final answer
x = 1,438,539.68
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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.