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Finding the Fourth Proportional to 5,866,964.60, 8,802,002.10 and 2,080,052.60

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Solution

The fourth proportional to 5,866,964.60, 8,802,002.10 and 2,080,052.60 is: 3,120,630.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,866,964.60 : 8,802,002.10 = 2,080,052.60 : x
  2. Step 2: Convert to fraction form
    5,866,964.60/8,802,002.10 = 2,080,052.60/x
  3. Step 3: Cross multiply
    5,866,964.60x = 8,802,002.10 × 2,080,052.60
  4. Step 4: Simplify right side
    5,866,964.60x = 18,308,627,353,310.46
  5. Step 5: Solve for x
    x = 18,308,627,353,310.46/5,866,964.60
  6. Step 6: Final answer
    x = 3,120,630.28

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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.