Home / 1,491,604.76-2,235,909-479,983.24

Finding the Fourth Proportional to 1,491,604.76, 2,235,909 and 479,983.24

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Solution

The fourth proportional to 1,491,604.76, 2,235,909 and 479,983.24 is: 719,492.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,604.76 : 2,235,909 = 479,983.24 : x
  2. Step 2: Convert to fraction form
    1,491,604.76/2,235,909 = 479,983.24/x
  3. Step 3: Cross multiply
    1,491,604.76x = 2,235,909 × 479,983.24
  4. Step 4: Simplify right side
    1,491,604.76x = 1,073,198,846,165.16
  5. Step 5: Solve for x
    x = 1,073,198,846,165.16/1,491,604.76
  6. Step 6: Final answer
    x = 719,492.77

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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.