Home / 1,844,380.70-2,766,571.05-1,242,080.90

Finding the Fourth Proportional to 1,844,380.70, 2,766,571.05 and 1,242,080.90

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Solution

The fourth proportional to 1,844,380.70, 2,766,571.05 and 1,242,080.90 is: 1,863,121.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,844,380.70 : 2,766,571.05 = 1,242,080.90 : x
  2. Step 2: Convert to fraction form
    1,844,380.70/2,766,571.05 = 1,242,080.90/x
  3. Step 3: Cross multiply
    1,844,380.70x = 2,766,571.05 × 1,242,080.90
  4. Step 4: Simplify right side
    1,844,380.70x = 3,436,305,059,697.94
  5. Step 5: Solve for x
    x = 3,436,305,059,697.94/1,844,380.70
  6. Step 6: Final answer
    x = 1,863,121.35

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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.