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Finding the Fourth Proportional to 3,889,576.98, 5,834,379.27 and 1,193,902.44

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Solution

The fourth proportional to 3,889,576.98, 5,834,379.27 and 1,193,902.44 is: 1,790,857.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,889,576.98 : 5,834,379.27 = 1,193,902.44 : x
  2. Step 2: Convert to fraction form
    3,889,576.98/5,834,379.27 = 1,193,902.44/x
  3. Step 3: Cross multiply
    3,889,576.98x = 5,834,379.27 × 1,193,902.44
  4. Step 4: Simplify right side
    3,889,576.98x = 6,965,679,646,338.42
  5. Step 5: Solve for x
    x = 6,965,679,646,338.42/3,889,576.98
  6. Step 6: Final answer
    x = 1,790,857.90

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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.