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Finding the Fourth Proportional to 3,969,538.22, 5,957,764.41 and 2,267,089.94

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Solution

The fourth proportional to 3,969,538.22, 5,957,764.41 and 2,267,089.94 is: 3,402,609.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,969,538.22 : 5,957,764.41 = 2,267,089.94 : x
  2. Step 2: Convert to fraction form
    3,969,538.22/5,957,764.41 = 2,267,089.94/x
  3. Step 3: Cross multiply
    3,969,538.22x = 5,957,764.41 × 2,267,089.94
  4. Step 4: Simplify right side
    3,969,538.22x = 13,506,787,758,801.04
  5. Step 5: Solve for x
    x = 13,506,787,758,801.04/3,969,538.22
  6. Step 6: Final answer
    x = 3,402,609.32

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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.