Home / 2,915,872.38-4,370,262.60-2,063,189.74

Finding the Fourth Proportional to 2,915,872.38, 4,370,262.60 and 2,063,189.74

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Solution

The fourth proportional to 2,915,872.38, 4,370,262.60 and 2,063,189.74 is: 3,092,275.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915,872.38 : 4,370,262.60 = 2,063,189.74 : x
  2. Step 2: Convert to fraction form
    2,915,872.38/4,370,262.60 = 2,063,189.74/x
  3. Step 3: Cross multiply
    2,915,872.38x = 4,370,262.60 × 2,063,189.74
  4. Step 4: Simplify right side
    2,915,872.38x = 9,016,680,957,425.72
  5. Step 5: Solve for x
    x = 9,016,680,957,425.72/2,915,872.38
  6. Step 6: Final answer
    x = 3,092,275.58

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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.