Home / 3,172,360.69-4,377,863.30-1,722,057.11

Finding the Fourth Proportional to 3,172,360.69, 4,377,863.30 and 1,722,057.11

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Solution

The fourth proportional to 3,172,360.69, 4,377,863.30 and 1,722,057.11 is: 2,376,441.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,172,360.69 : 4,377,863.30 = 1,722,057.11 : x
  2. Step 2: Convert to fraction form
    3,172,360.69/4,377,863.30 = 1,722,057.11/x
  3. Step 3: Cross multiply
    3,172,360.69x = 4,377,863.30 × 1,722,057.11
  4. Step 4: Simplify right side
    3,172,360.69x = 7,538,930,622,373.06
  5. Step 5: Solve for x
    x = 7,538,930,622,373.06/3,172,360.69
  6. Step 6: Final answer
    x = 2,376,441.82

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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.