Home / 3,821,169.79-5,732,691.05-3,139,209.73

Finding the Fourth Proportional to 3,821,169.79, 5,732,691.05 and 3,139,209.73

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Solution

The fourth proportional to 3,821,169.79, 5,732,691.05 and 3,139,209.73 is: 4,709,583.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,821,169.79 : 5,732,691.05 = 3,139,209.73 : x
  2. Step 2: Convert to fraction form
    3,821,169.79/5,732,691.05 = 3,139,209.73/x
  3. Step 3: Cross multiply
    3,821,169.79x = 5,732,691.05 × 3,139,209.73
  4. Step 4: Simplify right side
    3,821,169.79x = 17,996,119,523,243.91
  5. Step 5: Solve for x
    x = 17,996,119,523,243.91/3,821,169.79
  6. Step 6: Final answer
    x = 4,709,583.85

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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.