Finding the Fourth Proportional to 2,569,618.92, 3,853,231.74 and 1,149,686.76
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Solution
The fourth proportional to 2,569,618.92, 3,853,231.74 and 1,149,686.76 is: 1,723,994.74
Step by Step Solution
- Step 1: Write the proportion equation
2,569,618.92 : 3,853,231.74 = 1,149,686.76 : x - Step 2: Convert to fraction form
2,569,618.92/3,853,231.74 = 1,149,686.76/x - Step 3: Cross multiply
2,569,618.92x = 3,853,231.74 × 1,149,686.76 - Step 4: Simplify right side
2,569,618.92x = 4,430,009,514,689.76 - Step 5: Solve for x
x = 4,430,009,514,689.76/2,569,618.92 - Step 6: Final answer
x = 1,723,994.74
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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.