Finding the Fourth Proportional to 1,304,132.20, 1,799,082.74 and 868,751.96
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Solution
The fourth proportional to 1,304,132.20, 1,799,082.74 and 868,751.96 is: 1,198,464.89
Step by Step Solution
- Step 1: Write the proportion equation
1,304,132.20 : 1,799,082.74 = 868,751.96 : x - Step 2: Convert to fraction form
1,304,132.20/1,799,082.74 = 868,751.96/x - Step 3: Cross multiply
1,304,132.20x = 1,799,082.74 × 868,751.96 - Step 4: Simplify right side
1,304,132.20x = 1,562,956,656,577.17 - Step 5: Solve for x
x = 1,562,956,656,577.17/1,304,132.20 - Step 6: Final answer
x = 1,198,464.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.