Home / 1,659,191.22-2,489,752.74-699,586.62

Finding the Fourth Proportional to 1,659,191.22, 2,489,752.74 and 699,586.62

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Solution

The fourth proportional to 1,659,191.22, 2,489,752.74 and 699,586.62 is: 1,049,787.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,659,191.22 : 2,489,752.74 = 699,586.62 : x
  2. Step 2: Convert to fraction form
    1,659,191.22/2,489,752.74 = 699,586.62/x
  3. Step 3: Cross multiply
    1,659,191.22x = 2,489,752.74 × 699,586.62
  4. Step 4: Simplify right side
    1,659,191.22x = 1,741,797,704,012.34
  5. Step 5: Solve for x
    x = 1,741,797,704,012.34/1,659,191.22
  6. Step 6: Final answer
    x = 1,049,787.20

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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.