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Finding the Fourth Proportional to 3,865,353.20, 5,796,046.48 and 2,044,700.80

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Solution

The fourth proportional to 3,865,353.20, 5,796,046.48 and 2,044,700.80 is: 3,066,002.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,865,353.20 : 5,796,046.48 = 2,044,700.80 : x
  2. Step 2: Convert to fraction form
    3,865,353.20/5,796,046.48 = 2,044,700.80/x
  3. Step 3: Cross multiply
    3,865,353.20x = 5,796,046.48 × 2,044,700.80
  4. Step 4: Simplify right side
    3,865,353.20x = 11,851,180,874,493.19
  5. Step 5: Solve for x
    x = 11,851,180,874,493.19/3,865,353.20
  6. Step 6: Final answer
    x = 3,066,002.06

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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.