Home / 1,244,375.64-1,866,835.68-403,012.44

Finding the Fourth Proportional to 1,244,375.64, 1,866,835.68 and 403,012.44

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Solution

The fourth proportional to 1,244,375.64, 1,866,835.68 and 403,012.44 is: 604,606.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,375.64 : 1,866,835.68 = 403,012.44 : x
  2. Step 2: Convert to fraction form
    1,244,375.64/1,866,835.68 = 403,012.44/x
  3. Step 3: Cross multiply
    1,244,375.64x = 1,866,835.68 × 403,012.44
  4. Step 4: Simplify right side
    1,244,375.64x = 752,358,002,475.86
  5. Step 5: Solve for x
    x = 752,358,002,475.86/1,244,375.64
  6. Step 6: Final answer
    x = 604,606.82

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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.