Home / 3,789,149.10-5,228,964.75-2,070,232.74

Finding the Fourth Proportional to 3,789,149.10, 5,228,964.75 and 2,070,232.74

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Solution

The fourth proportional to 3,789,149.10, 5,228,964.75 and 2,070,232.74 is: 2,856,887.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,789,149.10 : 5,228,964.75 = 2,070,232.74 : x
  2. Step 2: Convert to fraction form
    3,789,149.10/5,228,964.75 = 2,070,232.74/x
  3. Step 3: Cross multiply
    3,789,149.10x = 5,228,964.75 × 2,070,232.74
  4. Step 4: Simplify right side
    3,789,149.10x = 10,825,174,021,755.91
  5. Step 5: Solve for x
    x = 10,825,174,021,755.91/3,789,149.10
  6. Step 6: Final answer
    x = 2,856,887.85

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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.