Home / 2,765,865.88-4,143,264.90-2,198,204.92

Finding the Fourth Proportional to 2,765,865.88, 4,143,264.90 and 2,198,204.92

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Solution

The fourth proportional to 2,765,865.88, 4,143,264.90 and 2,198,204.92 is: 3,292,909.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,765,865.88 : 4,143,264.90 = 2,198,204.92 : x
  2. Step 2: Convert to fraction form
    2,765,865.88/4,143,264.90 = 2,198,204.92/x
  3. Step 3: Cross multiply
    2,765,865.88x = 4,143,264.90 × 2,198,204.92
  4. Step 4: Simplify right side
    2,765,865.88x = 9,107,745,288,043.31
  5. Step 5: Solve for x
    x = 9,107,745,288,043.31/2,765,865.88
  6. Step 6: Final answer
    x = 3,292,909.23

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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.