Home / 2,198,025.90-3,297,816.45-2,120,265.90

Finding the Fourth Proportional to 2,198,025.90, 3,297,816.45 and 2,120,265.90

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Solution

The fourth proportional to 2,198,025.90, 3,297,816.45 and 2,120,265.90 is: 3,181,148.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,025.90 : 3,297,816.45 = 2,120,265.90 : x
  2. Step 2: Convert to fraction form
    2,198,025.90/3,297,816.45 = 2,120,265.90/x
  3. Step 3: Cross multiply
    2,198,025.90x = 3,297,816.45 × 2,120,265.90
  4. Step 4: Simplify right side
    2,198,025.90x = 6,992,247,763,394.06
  5. Step 5: Solve for x
    x = 6,992,247,763,394.06/2,198,025.90
  6. Step 6: Final answer
    x = 3,181,148.94

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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.