Home / 1,512,126.90-2,268,190.37-1,334,979.90

Finding the Fourth Proportional to 1,512,126.90, 2,268,190.37 and 1,334,979.90

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Solution

The fourth proportional to 1,512,126.90, 2,268,190.37 and 1,334,979.90 is: 2,002,469.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,126.90 : 2,268,190.37 = 1,334,979.90 : x
  2. Step 2: Convert to fraction form
    1,512,126.90/2,268,190.37 = 1,334,979.90/x
  3. Step 3: Cross multiply
    1,512,126.90x = 2,268,190.37 × 1,334,979.90
  4. Step 4: Simplify right side
    1,512,126.90x = 3,027,988,546,648.66
  5. Step 5: Solve for x
    x = 3,027,988,546,648.66/1,512,126.90
  6. Step 6: Final answer
    x = 2,002,469.86

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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.