Home / 3,754,414.64-5,181,201.48-2,122,786.95

Finding the Fourth Proportional to 3,754,414.64, 5,181,201.48 and 2,122,786.95

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Solution

The fourth proportional to 3,754,414.64, 5,181,201.48 and 2,122,786.95 is: 2,929,507.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,754,414.64 : 5,181,201.48 = 2,122,786.95 : x
  2. Step 2: Convert to fraction form
    3,754,414.64/5,181,201.48 = 2,122,786.95/x
  3. Step 3: Cross multiply
    3,754,414.64x = 5,181,201.48 × 2,122,786.95
  4. Step 4: Simplify right side
    3,754,414.64x = 10,998,586,887,064.69
  5. Step 5: Solve for x
    x = 10,998,586,887,064.69/3,754,414.64
  6. Step 6: Final answer
    x = 2,929,507.78

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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.