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Finding the Fourth Proportional to 5,797,348.20, 8,692,911.90 and 2,427,748.20

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Solution

The fourth proportional to 5,797,348.20, 8,692,911.90 and 2,427,748.20 is: 3,640,319.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,797,348.20 : 8,692,911.90 = 2,427,748.20 : x
  2. Step 2: Convert to fraction form
    5,797,348.20/8,692,911.90 = 2,427,748.20/x
  3. Step 3: Cross multiply
    5,797,348.20x = 8,692,911.90 × 2,427,748.20
  4. Step 4: Simplify right side
    5,797,348.20x = 21,104,201,217,983.58
  5. Step 5: Solve for x
    x = 21,104,201,217,983.58/5,797,348.20
  6. Step 6: Final answer
    x = 3,640,319.76

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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.