Home / 4,115,391.57-5,679,589.23-2,280,425.40

Finding the Fourth Proportional to 4,115,391.57, 5,679,589.23 and 2,280,425.40

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Solution

The fourth proportional to 4,115,391.57, 5,679,589.23 and 2,280,425.40 is: 3,147,180.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115,391.57 : 5,679,589.23 = 2,280,425.40 : x
  2. Step 2: Convert to fraction form
    4,115,391.57/5,679,589.23 = 2,280,425.40/x
  3. Step 3: Cross multiply
    4,115,391.57x = 5,679,589.23 × 2,280,425.40
  4. Step 4: Simplify right side
    4,115,391.57x = 12,951,879,541,658.44
  5. Step 5: Solve for x
    x = 12,951,879,541,658.44/4,115,391.57
  6. Step 6: Final answer
    x = 3,147,180.36

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.