Finding the Fourth Proportional to 3,856,540.14, 5,787,423.66 and 1,582,475.64
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Solution
The fourth proportional to 3,856,540.14, 5,787,423.66 and 1,582,475.64 is: 2,374,785.85
Step by Step Solution
- Step 1: Write the proportion equation
3,856,540.14 : 5,787,423.66 = 1,582,475.64 : x - Step 2: Convert to fraction form
3,856,540.14/5,787,423.66 = 1,582,475.64/x - Step 3: Cross multiply
3,856,540.14x = 5,787,423.66 × 1,582,475.64 - Step 4: Simplify right side
3,856,540.14x = 9,158,456,960,309.64 - Step 5: Solve for x
x = 9,158,456,960,309.64/3,856,540.14 - Step 6: Final answer
x = 2,374,785.85
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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.