Home / 3,789,147.60-5,228,962.68-2,070,231.24

Finding the Fourth Proportional to 3,789,147.60, 5,228,962.68 and 2,070,231.24

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Solution

The fourth proportional to 3,789,147.60, 5,228,962.68 and 2,070,231.24 is: 2,856,885.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,789,147.60 : 5,228,962.68 = 2,070,231.24 : x
  2. Step 2: Convert to fraction form
    3,789,147.60/5,228,962.68 = 2,070,231.24/x
  3. Step 3: Cross multiply
    3,789,147.60x = 5,228,962.68 × 2,070,231.24
  4. Step 4: Simplify right side
    3,789,147.60x = 10,825,161,892,930.12
  5. Step 5: Solve for x
    x = 10,825,161,892,930.12/3,789,147.60
  6. Step 6: Final answer
    x = 2,856,885.78

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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.