Finding the Third Proportional to 642,748.50 and 1,227,177
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Solution
The third proportional to 642,748.50 and 1,227,177 is: 2,343,005.68
Step by Step Solution
- Step 1: Write the proportion equation
642,748.50 : 1,227,177 = 1,227,177 : x - Step 2: Convert to fraction form
642,748.50/1,227,177 = 1,227,177/x - Step 3: Cross multiply
642,748.50x = 1,227,177 × 1,227,177 - Step 4: Simplify right side
642,748.50x = 1,505,963,389,329 - Step 5: Solve for x
x = 1,505,963,389,329/642,748.50 - Step 6: Final answer
x = 2,343,005.68
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These problems maintain the same ratio (1.91) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.