Home / 5,340,380.19-7,369,693.12-2,893,037.88

Finding the Fourth Proportional to 5,340,380.19, 7,369,693.12 and 2,893,037.88

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Solution

The fourth proportional to 5,340,380.19, 7,369,693.12 and 2,893,037.88 is: 3,992,375.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,340,380.19 : 7,369,693.12 = 2,893,037.88 : x
  2. Step 2: Convert to fraction form
    5,340,380.19/7,369,693.12 = 2,893,037.88/x
  3. Step 3: Cross multiply
    5,340,380.19x = 7,369,693.12 × 2,893,037.88
  4. Step 4: Simplify right side
    5,340,380.19x = 21,320,801,360,135.39
  5. Step 5: Solve for x
    x = 21,320,801,360,135.39/5,340,380.19
  6. Step 6: Final answer
    x = 3,992,375.19

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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.