Home / 5,491,711.78-7,578,562.13-3,044,316.62

Finding the Fourth Proportional to 5,491,711.78, 7,578,562.13 and 3,044,316.62

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Solution

The fourth proportional to 5,491,711.78, 7,578,562.13 and 3,044,316.62 is: 4,201,156.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,491,711.78 : 7,578,562.13 = 3,044,316.62 : x
  2. Step 2: Convert to fraction form
    5,491,711.78/7,578,562.13 = 3,044,316.62/x
  3. Step 3: Cross multiply
    5,491,711.78x = 7,578,562.13 × 3,044,316.62
  4. Step 4: Simplify right side
    5,491,711.78x = 23,071,542,674,618.80
  5. Step 5: Solve for x
    x = 23,071,542,674,618.80/5,491,711.78
  6. Step 6: Final answer
    x = 4,201,156.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.