Home / 3,143,893.82-4,711,896.56-1,344,665.66

Finding the Fourth Proportional to 3,143,893.82, 4,711,896.56 and 1,344,665.66

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Solution

The fourth proportional to 3,143,893.82, 4,711,896.56 and 1,344,665.66 is: 2,015,311.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143,893.82 : 4,711,896.56 = 1,344,665.66 : x
  2. Step 2: Convert to fraction form
    3,143,893.82/4,711,896.56 = 1,344,665.66/x
  3. Step 3: Cross multiply
    3,143,893.82x = 4,711,896.56 × 1,344,665.66
  4. Step 4: Simplify right side
    3,143,893.82x = 6,335,925,497,704.13
  5. Step 5: Solve for x
    x = 6,335,925,497,704.13/3,143,893.82
  6. Step 6: Final answer
    x = 2,015,311.54

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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.