Home / 3,198,723.21-4,798,332.68-1,068,814.85

Finding the Fourth Proportional to 3,198,723.21, 4,798,332.68 and 1,068,814.85

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Solution

The fourth proportional to 3,198,723.21, 4,798,332.68 and 1,068,814.85 is: 1,603,305.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,198,723.21 : 4,798,332.68 = 1,068,814.85 : x
  2. Step 2: Convert to fraction form
    3,198,723.21/4,798,332.68 = 1,068,814.85/x
  3. Step 3: Cross multiply
    3,198,723.21x = 4,798,332.68 × 1,068,814.85
  4. Step 4: Simplify right side
    3,198,723.21x = 5,128,529,194,288.56
  5. Step 5: Solve for x
    x = 5,128,529,194,288.56/3,198,723.21
  6. Step 6: Final answer
    x = 1,603,305.09

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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.