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Finding the Fourth Proportional to 5,891,172.47, 8,836,670.00 and 2,650,421.61

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Solution

The fourth proportional to 5,891,172.47, 8,836,670.00 and 2,650,421.61 is: 3,975,592.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,891,172.47 : 8,836,670.00 = 2,650,421.61 : x
  2. Step 2: Convert to fraction form
    5,891,172.47/8,836,670.00 = 2,650,421.61/x
  3. Step 3: Cross multiply
    5,891,172.47x = 8,836,670.00 × 2,650,421.61
  4. Step 4: Simplify right side
    5,891,172.47x = 23,420,901,135,064.75
  5. Step 5: Solve for x
    x = 23,420,901,135,064.75/5,891,172.47
  6. Step 6: Final answer
    x = 3,975,592.51

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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.