Home / 3,172,001.66-4,377,366.71-1,721,697.39

Finding the Fourth Proportional to 3,172,001.66, 4,377,366.71 and 1,721,697.39

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Solution

The fourth proportional to 3,172,001.66, 4,377,366.71 and 1,721,697.39 is: 2,375,944.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,172,001.66 : 4,377,366.71 = 1,721,697.39 : x
  2. Step 2: Convert to fraction form
    3,172,001.66/4,377,366.71 = 1,721,697.39/x
  3. Step 3: Cross multiply
    3,172,001.66x = 4,377,366.71 × 1,721,697.39
  4. Step 4: Simplify right side
    3,172,001.66x = 7,536,500,843,984.13
  5. Step 5: Solve for x
    x = 7,536,500,843,984.13/3,172,001.66
  6. Step 6: Final answer
    x = 2,375,944.80

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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.