Finding the Fourth Proportional to 2,486,186.76, 3,729,280.20 and 1,644,541.68
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Solution
The fourth proportional to 2,486,186.76, 3,729,280.20 and 1,644,541.68 is: 2,466,812.56
Step by Step Solution
- Step 1: Write the proportion equation
2,486,186.76 : 3,729,280.20 = 1,644,541.68 : x - Step 2: Convert to fraction form
2,486,186.76/3,729,280.20 = 1,644,541.68/x - Step 3: Cross multiply
2,486,186.76x = 3,729,280.20 × 1,644,541.68 - Step 4: Simplify right side
2,486,186.76x = 6,132,956,725,298.74 - Step 5: Solve for x
x = 6,132,956,725,298.74/2,486,186.76 - Step 6: Final answer
x = 2,466,812.56
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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.