Home / 1,659,242.88-2,290,057.92-970,874.64

Finding the Fourth Proportional to 1,659,242.88, 2,290,057.92 and 970,874.64

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Solution

The fourth proportional to 1,659,242.88, 2,290,057.92 and 970,874.64 is: 1,339,984.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,659,242.88 : 2,290,057.92 = 970,874.64 : x
  2. Step 2: Convert to fraction form
    1,659,242.88/2,290,057.92 = 970,874.64/x
  3. Step 3: Cross multiply
    1,659,242.88x = 2,290,057.92 × 970,874.64
  4. Step 4: Simplify right side
    1,659,242.88x = 2,223,359,158,659.15
  5. Step 5: Solve for x
    x = 2,223,359,158,659.15/1,659,242.88
  6. Step 6: Final answer
    x = 1,339,984.15

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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.