Home / 3,171,543.59-4,376,732.33-1,721,238.59

Finding the Fourth Proportional to 3,171,543.59, 4,376,732.33 and 1,721,238.59

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Solution

The fourth proportional to 3,171,543.59, 4,376,732.33 and 1,721,238.59 is: 2,375,310.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,543.59 : 4,376,732.33 = 1,721,238.59 : x
  2. Step 2: Convert to fraction form
    3,171,543.59/4,376,732.33 = 1,721,238.59/x
  3. Step 3: Cross multiply
    3,171,543.59x = 4,376,732.33 × 1,721,238.59
  4. Step 4: Simplify right side
    3,171,543.59x = 7,533,400,584,496.62
  5. Step 5: Solve for x
    x = 7,533,400,584,496.62/3,171,543.59
  6. Step 6: Final answer
    x = 2,375,310.44

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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.