Home / 2,857,002.57-3,942,711.45-1,567,962.90

Finding the Fourth Proportional to 2,857,002.57, 3,942,711.45 and 1,567,962.90

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Solution

The fourth proportional to 2,857,002.57, 3,942,711.45 and 1,567,962.90 is: 2,163,815.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,857,002.57 : 3,942,711.45 = 1,567,962.90 : x
  2. Step 2: Convert to fraction form
    2,857,002.57/3,942,711.45 = 1,567,962.90/x
  3. Step 3: Cross multiply
    2,857,002.57x = 3,942,711.45 × 1,567,962.90
  4. Step 4: Simplify right side
    2,857,002.57x = 6,182,025,279,005.21
  5. Step 5: Solve for x
    x = 6,182,025,279,005.21/2,857,002.57
  6. Step 6: Final answer
    x = 2,163,815.09

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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.