Home / 1,099,311.20-1,646,167.38-724,196.96

Finding the Fourth Proportional to 1,099,311.20, 1,646,167.38 and 724,196.96

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Solution

The fourth proportional to 1,099,311.20, 1,646,167.38 and 724,196.96 is: 1,084,451.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,311.20 : 1,646,167.38 = 724,196.96 : x
  2. Step 2: Convert to fraction form
    1,099,311.20/1,646,167.38 = 724,196.96/x
  3. Step 3: Cross multiply
    1,099,311.20x = 1,646,167.38 × 724,196.96
  4. Step 4: Simplify right side
    1,099,311.20x = 1,192,149,412,247.16
  5. Step 5: Solve for x
    x = 1,192,149,412,247.16/1,099,311.20
  6. Step 6: Final answer
    x = 1,084,451.26

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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.