Home / 3,784,542.84-5,679,321.52-2,079,876.60

Finding the Fourth Proportional to 3,784,542.84, 5,679,321.52 and 2,079,876.60

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Solution

The fourth proportional to 3,784,542.84, 5,679,321.52 and 2,079,876.60 is: 3,121,192.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,784,542.84 : 5,679,321.52 = 2,079,876.60 : x
  2. Step 2: Convert to fraction form
    3,784,542.84/5,679,321.52 = 2,079,876.60/x
  3. Step 3: Cross multiply
    3,784,542.84x = 5,679,321.52 × 2,079,876.60
  4. Step 4: Simplify right side
    3,784,542.84x = 11,812,287,933,324.43
  5. Step 5: Solve for x
    x = 11,812,287,933,324.43/3,784,542.84
  6. Step 6: Final answer
    x = 3,121,192.82

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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.