Home / 5,665,843.20-8,499,801.60-2,300,390.40

Finding the Fourth Proportional to 5,665,843.20, 8,499,801.60 and 2,300,390.40

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Solution

The fourth proportional to 5,665,843.20, 8,499,801.60 and 2,300,390.40 is: 3,451,006.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,665,843.20 : 8,499,801.60 = 2,300,390.40 : x
  2. Step 2: Convert to fraction form
    5,665,843.20/8,499,801.60 = 2,300,390.40/x
  3. Step 3: Cross multiply
    5,665,843.20x = 8,499,801.60 × 2,300,390.40
  4. Step 4: Simplify right side
    5,665,843.20x = 19,552,862,002,544.64
  5. Step 5: Solve for x
    x = 19,552,862,002,544.64/5,665,843.20
  6. Step 6: Final answer
    x = 3,451,006.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.