Home / 1,493,321.57-2,239,791.69-482,338.49

Finding the Fourth Proportional to 1,493,321.57, 2,239,791.69 and 482,338.49

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Solution

The fourth proportional to 1,493,321.57, 2,239,791.69 and 482,338.49 is: 723,446.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,321.57 : 2,239,791.69 = 482,338.49 : x
  2. Step 2: Convert to fraction form
    1,493,321.57/2,239,791.69 = 482,338.49/x
  3. Step 3: Cross multiply
    1,493,321.57x = 2,239,791.69 × 482,338.49
  4. Step 4: Simplify right side
    1,493,321.57x = 1,080,337,741,669.15
  5. Step 5: Solve for x
    x = 1,080,337,741,669.15/1,493,321.57
  6. Step 6: Final answer
    x = 723,446.15

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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.