Home / 3,620,105.10-5,433,219.45-1,491,716.70

Finding the Fourth Proportional to 3,620,105.10, 5,433,219.45 and 1,491,716.70

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Solution

The fourth proportional to 3,620,105.10, 5,433,219.45 and 1,491,716.70 is: 2,238,836.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620,105.10 : 5,433,219.45 = 1,491,716.70 : x
  2. Step 2: Convert to fraction form
    3,620,105.10/5,433,219.45 = 1,491,716.70/x
  3. Step 3: Cross multiply
    3,620,105.10x = 5,433,219.45 × 1,491,716.70
  4. Step 4: Simplify right side
    3,620,105.10x = 8,104,824,188,329.82
  5. Step 5: Solve for x
    x = 8,104,824,188,329.82/3,620,105.10
  6. Step 6: Final answer
    x = 2,238,836.71

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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.