Home / 3,172,001.38-4,377,366.29-1,721,697.10

Finding the Fourth Proportional to 3,172,001.38, 4,377,366.29 and 1,721,697.10

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Solution

The fourth proportional to 3,172,001.38, 4,377,366.29 and 1,721,697.10 is: 2,375,944.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,172,001.38 : 4,377,366.29 = 1,721,697.10 : x
  2. Step 2: Convert to fraction form
    3,172,001.38/4,377,366.29 = 1,721,697.10/x
  3. Step 3: Cross multiply
    3,172,001.38x = 4,377,366.29 × 1,721,697.10
  4. Step 4: Simplify right side
    3,172,001.38x = 7,536,498,847,130.76
  5. Step 5: Solve for x
    x = 7,536,498,847,130.76/3,172,001.38
  6. Step 6: Final answer
    x = 2,375,944.38

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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.