Finding the Fourth Proportional to 1,707,490.24, 2,561,143.02 and 866,020.12
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Solution
The fourth proportional to 1,707,490.24, 2,561,143.02 and 866,020.12 is: 1,298,983.35
Step by Step Solution
- Step 1: Write the proportion equation
1,707,490.24 : 2,561,143.02 = 866,020.12 : x - Step 2: Convert to fraction form
1,707,490.24/2,561,143.02 = 866,020.12/x - Step 3: Cross multiply
1,707,490.24x = 2,561,143.02 × 866,020.12 - Step 4: Simplify right side
1,707,490.24x = 2,218,001,385,517.56 - Step 5: Solve for x
x = 2,218,001,385,517.56/1,707,490.24 - Step 6: Final answer
x = 1,298,983.35
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.