Home / 3,635,320.32-5,451,311.04-1,238,189.68

Finding the Fourth Proportional to 3,635,320.32, 5,451,311.04 and 1,238,189.68

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Solution

The fourth proportional to 3,635,320.32, 5,451,311.04 and 1,238,189.68 is: 1,856,715.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,635,320.32 : 5,451,311.04 = 1,238,189.68 : x
  2. Step 2: Convert to fraction form
    3,635,320.32/5,451,311.04 = 1,238,189.68/x
  3. Step 3: Cross multiply
    3,635,320.32x = 5,451,311.04 × 1,238,189.68
  4. Step 4: Simplify right side
    3,635,320.32x = 6,749,757,072,198.07
  5. Step 5: Solve for x
    x = 6,749,757,072,198.07/3,635,320.32
  6. Step 6: Final answer
    x = 1,856,715.91

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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.