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Finding the Fourth Proportional to 5,798,561.28, 8,700,731.52 and 2,605,969.92

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Solution

The fourth proportional to 5,798,561.28, 8,700,731.52 and 2,605,969.92 is: 3,910,253.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,798,561.28 : 8,700,731.52 = 2,605,969.92 : x
  2. Step 2: Convert to fraction form
    5,798,561.28/8,700,731.52 = 2,605,969.92/x
  3. Step 3: Cross multiply
    5,798,561.28x = 8,700,731.52 × 2,605,969.92
  4. Step 4: Simplify right side
    5,798,561.28x = 22,673,844,623,115.88
  5. Step 5: Solve for x
    x = 22,673,844,623,115.88/5,798,561.28
  6. Step 6: Final answer
    x = 3,910,253.51

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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.