Home / 3,784,546.88-5,679,327.52-2,079,880.64

Finding the Fourth Proportional to 3,784,546.88, 5,679,327.52 and 2,079,880.64

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Solution

The fourth proportional to 3,784,546.88, 5,679,327.52 and 2,079,880.64 is: 3,121,198.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,784,546.88 : 5,679,327.52 = 2,079,880.64 : x
  2. Step 2: Convert to fraction form
    3,784,546.88/5,679,327.52 = 2,079,880.64/x
  3. Step 3: Cross multiply
    3,784,546.88x = 5,679,327.52 × 2,079,880.64
  4. Step 4: Simplify right side
    3,784,546.88x = 11,812,323,357,067.21
  5. Step 5: Solve for x
    x = 11,812,323,357,067.21/3,784,546.88
  6. Step 6: Final answer
    x = 3,121,198.85

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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.