Home / 1,162,069.20-1,743,103.80-413,845.20

Finding the Fourth Proportional to 1,162,069.20, 1,743,103.80 and 413,845.20

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Solution

The fourth proportional to 1,162,069.20, 1,743,103.80 and 413,845.20 is: 620,767.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,069.20 : 1,743,103.80 = 413,845.20 : x
  2. Step 2: Convert to fraction form
    1,162,069.20/1,743,103.80 = 413,845.20/x
  3. Step 3: Cross multiply
    1,162,069.20x = 1,743,103.80 × 413,845.20
  4. Step 4: Simplify right side
    1,162,069.20x = 721,375,140,731.76
  5. Step 5: Solve for x
    x = 721,375,140,731.76/1,162,069.20
  6. Step 6: Final answer
    x = 620,767.80

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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.