Home / 2,425,659.20-3,640,821.60-1,228,932.80

Finding the Fourth Proportional to 2,425,659.20, 3,640,821.60 and 1,228,932.80

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Solution

The fourth proportional to 2,425,659.20, 3,640,821.60 and 1,228,932.80 is: 1,844,581.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425,659.20 : 3,640,821.60 = 1,228,932.80 : x
  2. Step 2: Convert to fraction form
    2,425,659.20/3,640,821.60 = 1,228,932.80/x
  3. Step 3: Cross multiply
    2,425,659.20x = 3,640,821.60 × 1,228,932.80
  4. Step 4: Simplify right side
    2,425,659.20x = 4,474,325,083,188.48
  5. Step 5: Solve for x
    x = 4,474,325,083,188.48/2,425,659.20
  6. Step 6: Final answer
    x = 1,844,581.09

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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.