Home / 2,225,542.20-3,338,313.30-1,280,758.20

Finding the Fourth Proportional to 2,225,542.20, 3,338,313.30 and 1,280,758.20

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Solution

The fourth proportional to 2,225,542.20, 3,338,313.30 and 1,280,758.20 is: 1,921,137.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,225,542.20 : 3,338,313.30 = 1,280,758.20 : x
  2. Step 2: Convert to fraction form
    2,225,542.20/3,338,313.30 = 1,280,758.20/x
  3. Step 3: Cross multiply
    2,225,542.20x = 3,338,313.30 × 1,280,758.20
  4. Step 4: Simplify right side
    2,225,542.20x = 4,275,572,133,144.06
  5. Step 5: Solve for x
    x = 4,275,572,133,144.06/2,225,542.20
  6. Step 6: Final answer
    x = 1,921,137.30

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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.