Home / 2,738,400.80-4,107,601.20-743,856.80

Finding the Fourth Proportional to 2,738,400.80, 4,107,601.20 and 743,856.80

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Solution

The fourth proportional to 2,738,400.80, 4,107,601.20 and 743,856.80 is: 1,115,785.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,738,400.80 : 4,107,601.20 = 743,856.80 : x
  2. Step 2: Convert to fraction form
    2,738,400.80/4,107,601.20 = 743,856.80/x
  3. Step 3: Cross multiply
    2,738,400.80x = 4,107,601.20 × 743,856.80
  4. Step 4: Simplify right side
    2,738,400.80x = 3,055,467,084,308.16
  5. Step 5: Solve for x
    x = 3,055,467,084,308.16/2,738,400.80
  6. Step 6: Final answer
    x = 1,115,785.20

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Similar ratio
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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.