Home / 2,159,322.20-3,238,983.30-739,251.80

Finding the Fourth Proportional to 2,159,322.20, 3,238,983.30 and 739,251.80

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Solution

The fourth proportional to 2,159,322.20, 3,238,983.30 and 739,251.80 is: 1,108,877.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159,322.20 : 3,238,983.30 = 739,251.80 : x
  2. Step 2: Convert to fraction form
    2,159,322.20/3,238,983.30 = 739,251.80/x
  3. Step 3: Cross multiply
    2,159,322.20x = 3,238,983.30 × 739,251.80
  4. Step 4: Simplify right side
    2,159,322.20x = 2,394,424,234,694.94
  5. Step 5: Solve for x
    x = 2,394,424,234,694.94/2,159,322.20
  6. Step 6: Final answer
    x = 1,108,877.70

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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.