Home / 2,857,013.40-4,285,520.10-2,226,399.24

Finding the Fourth Proportional to 2,857,013.40, 4,285,520.10 and 2,226,399.24

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Solution

The fourth proportional to 2,857,013.40, 4,285,520.10 and 2,226,399.24 is: 3,339,598.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,857,013.40 : 4,285,520.10 = 2,226,399.24 : x
  2. Step 2: Convert to fraction form
    2,857,013.40/4,285,520.10 = 2,226,399.24/x
  3. Step 3: Cross multiply
    2,857,013.40x = 4,285,520.10 × 2,226,399.24
  4. Step 4: Simplify right side
    2,857,013.40x = 9,541,278,693,644.73
  5. Step 5: Solve for x
    x = 9,541,278,693,644.73/2,857,013.40
  6. Step 6: Final answer
    x = 3,339,598.86

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Double scale
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Similar ratio
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1.5x scale

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.