Home / 3,862,961.92-5,330,787.84-2,144,032

Finding the Fourth Proportional to 3,862,961.92, 5,330,787.84 and 2,144,032

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Solution

The fourth proportional to 3,862,961.92, 5,330,787.84 and 2,144,032 is: 2,958,708.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862,961.92 : 5,330,787.84 = 2,144,032 : x
  2. Step 2: Convert to fraction form
    3,862,961.92/5,330,787.84 = 2,144,032/x
  3. Step 3: Cross multiply
    3,862,961.92x = 5,330,787.84 × 2,144,032
  4. Step 4: Simplify right side
    3,862,961.92x = 11,429,379,714,170.88
  5. Step 5: Solve for x
    x = 11,429,379,714,170.88/3,862,961.92
  6. Step 6: Final answer
    x = 2,958,708.87

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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.