Finding the Third Proportional to 843,728.50 and 1,306,781
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Solution
The third proportional to 843,728.50 and 1,306,781 is: 2,023,964.56
Step by Step Solution
- Step 1: Write the proportion equation
843,728.50 : 1,306,781 = 1,306,781 : x - Step 2: Convert to fraction form
843,728.50/1,306,781 = 1,306,781/x - Step 3: Cross multiply
843,728.50x = 1,306,781 × 1,306,781 - Step 4: Simplify right side
843,728.50x = 1,707,676,581,961 - Step 5: Solve for x
x = 1,707,676,581,961/843,728.50 - Step 6: Final answer
x = 2,023,964.56
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.