Home / 2,042,787.87-3,060,195.57-1,591,395.21

Finding the Fourth Proportional to 2,042,787.87, 3,060,195.57 and 1,591,395.21

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Solution

The fourth proportional to 2,042,787.87, 3,060,195.57 and 1,591,395.21 is: 2,383,987.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,042,787.87 : 3,060,195.57 = 1,591,395.21 : x
  2. Step 2: Convert to fraction form
    2,042,787.87/3,060,195.57 = 1,591,395.21/x
  3. Step 3: Cross multiply
    2,042,787.87x = 3,060,195.57 × 1,591,395.21
  4. Step 4: Simplify right side
    2,042,787.87x = 4,869,980,571,761.22
  5. Step 5: Solve for x
    x = 4,869,980,571,761.22/2,042,787.87
  6. Step 6: Final answer
    x = 2,383,987.41

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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.