Finding the Fourth Proportional to 2,569,618.17, 3,853,230.62 and 1,149,686.01
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Solution
The fourth proportional to 2,569,618.17, 3,853,230.62 and 1,149,686.01 is: 1,723,993.62
Step by Step Solution
- Step 1: Write the proportion equation
2,569,618.17 : 3,853,230.62 = 1,149,686.01 : x - Step 2: Convert to fraction form
2,569,618.17/3,853,230.62 = 1,149,686.01/x - Step 3: Cross multiply
2,569,618.17x = 3,853,230.62 × 1,149,686.01 - Step 4: Simplify right side
2,569,618.17x = 4,430,005,331,369.20 - Step 5: Solve for x
x = 4,430,005,331,369.20/2,569,618.17 - Step 6: Final answer
x = 1,723,993.62
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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.