Home / 1,296,252.99-1,944,324.10-443,400.90

Finding the Fourth Proportional to 1,296,252.99, 1,944,324.10 and 443,400.90

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Solution

The fourth proportional to 1,296,252.99, 1,944,324.10 and 443,400.90 is: 665,082.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,252.99 : 1,944,324.10 = 443,400.90 : x
  2. Step 2: Convert to fraction form
    1,296,252.99/1,944,324.10 = 443,400.90/x
  3. Step 3: Cross multiply
    1,296,252.99x = 1,944,324.10 × 443,400.90
  4. Step 4: Simplify right side
    1,296,252.99x = 862,115,064,132.91
  5. Step 5: Solve for x
    x = 862,115,064,132.91/1,296,252.99
  6. Step 6: Final answer
    x = 665,082.41

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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.