Home / 3,979,427.67-5,491,834.56-3,010,876.38

Finding the Fourth Proportional to 3,979,427.67, 5,491,834.56 and 3,010,876.38

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Solution

The fourth proportional to 3,979,427.67, 5,491,834.56 and 3,010,876.38 is: 4,155,179.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,979,427.67 : 5,491,834.56 = 3,010,876.38 : x
  2. Step 2: Convert to fraction form
    3,979,427.67/5,491,834.56 = 3,010,876.38/x
  3. Step 3: Cross multiply
    3,979,427.67x = 5,491,834.56 × 3,010,876.38
  4. Step 4: Simplify right side
    3,979,427.67x = 16,535,234,959,571.69
  5. Step 5: Solve for x
    x = 16,535,234,959,571.69/3,979,427.67
  6. Step 6: Final answer
    x = 4,155,179.17

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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.