Finding the Fourth Proportional to 2,454,661.38, 3,680,280.26 and 1,087,691.62
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Solution
The fourth proportional to 2,454,661.38, 3,680,280.26 and 1,087,691.62 is: 1,630,778.91
Step by Step Solution
- Step 1: Write the proportion equation
2,454,661.38 : 3,680,280.26 = 1,087,691.62 : x - Step 2: Convert to fraction form
2,454,661.38/3,680,280.26 = 1,087,691.62/x - Step 3: Cross multiply
2,454,661.38x = 3,680,280.26 × 1,087,691.62 - Step 4: Simplify right side
2,454,661.38x = 4,003,009,998,053.42 - Step 5: Solve for x
x = 4,003,009,998,053.42/2,454,661.38 - Step 6: Final answer
x = 1,630,778.91
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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.