Home / 3,851,805.78-5,777,694.54-1,156,119.30

Finding the Fourth Proportional to 3,851,805.78, 5,777,694.54 and 1,156,119.30

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Solution

The fourth proportional to 3,851,805.78, 5,777,694.54 and 1,156,119.30 is: 1,734,174.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,851,805.78 : 5,777,694.54 = 1,156,119.30 : x
  2. Step 2: Convert to fraction form
    3,851,805.78/5,777,694.54 = 1,156,119.30/x
  3. Step 3: Cross multiply
    3,851,805.78x = 5,777,694.54 × 1,156,119.30
  4. Step 4: Simplify right side
    3,851,805.78x = 6,679,704,167,198.62
  5. Step 5: Solve for x
    x = 6,679,704,167,198.62/3,851,805.78
  6. Step 6: Final answer
    x = 1,734,174.71

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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.