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Finding the Fourth Proportional to 5,919,704.34, 8,169,191.82 and 3,203,450.34

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Solution

The fourth proportional to 5,919,704.34, 8,169,191.82 and 3,203,450.34 is: 4,420,761.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,919,704.34 : 8,169,191.82 = 3,203,450.34 : x
  2. Step 2: Convert to fraction form
    5,919,704.34/8,169,191.82 = 3,203,450.34/x
  3. Step 3: Cross multiply
    5,919,704.34x = 8,169,191.82 × 3,203,450.34
  4. Step 4: Simplify right side
    5,919,704.34x = 26,169,600,313,304.22
  5. Step 5: Solve for x
    x = 26,169,600,313,304.22/5,919,704.34
  6. Step 6: Final answer
    x = 4,420,761.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.