Home / 2,198,118.80-3,297,178.20-2,002,163.60

Finding the Fourth Proportional to 2,198,118.80, 3,297,178.20 and 2,002,163.60

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Solution

The fourth proportional to 2,198,118.80, 3,297,178.20 and 2,002,163.60 is: 3,003,245.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,118.80 : 3,297,178.20 = 2,002,163.60 : x
  2. Step 2: Convert to fraction form
    2,198,118.80/3,297,178.20 = 2,002,163.60/x
  3. Step 3: Cross multiply
    2,198,118.80x = 3,297,178.20 × 2,002,163.60
  4. Step 4: Simplify right side
    2,198,118.80x = 6,601,490,174,753.52
  5. Step 5: Solve for x
    x = 6,601,490,174,753.52/2,198,118.80
  6. Step 6: Final answer
    x = 3,003,245.40

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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.