Home / 3,438,178.25-4,744,714.12-2,149,765.52

Finding the Fourth Proportional to 3,438,178.25, 4,744,714.12 and 2,149,765.52

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Solution

The fourth proportional to 3,438,178.25, 4,744,714.12 and 2,149,765.52 is: 2,966,694.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,178.25 : 4,744,714.12 = 2,149,765.52 : x
  2. Step 2: Convert to fraction form
    3,438,178.25/4,744,714.12 = 2,149,765.52/x
  3. Step 3: Cross multiply
    3,438,178.25x = 4,744,714.12 × 2,149,765.52
  4. Step 4: Simplify right side
    3,438,178.25x = 10,200,022,788,335.16
  5. Step 5: Solve for x
    x = 10,200,022,788,335.16/3,438,178.25
  6. Step 6: Final answer
    x = 2,966,694.01

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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.