Home / 3,619,455.10-5,424,517.05-2,198,002.30

Finding the Fourth Proportional to 3,619,455.10, 5,424,517.05 and 2,198,002.30

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Solution

The fourth proportional to 3,619,455.10, 5,424,517.05 and 2,198,002.30 is: 3,294,170.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,455.10 : 5,424,517.05 = 2,198,002.30 : x
  2. Step 2: Convert to fraction form
    3,619,455.10/5,424,517.05 = 2,198,002.30/x
  3. Step 3: Cross multiply
    3,619,455.10x = 5,424,517.05 × 2,198,002.30
  4. Step 4: Simplify right side
    3,619,455.10x = 11,923,100,952,289.21
  5. Step 5: Solve for x
    x = 11,923,100,952,289.21/3,619,455.10
  6. Step 6: Final answer
    x = 3,294,170.15

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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.