Home / 1,336,530.28-2,004,694.68-425,676

Finding the Fourth Proportional to 1,336,530.28, 2,004,694.68 and 425,676

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Solution

The fourth proportional to 1,336,530.28, 2,004,694.68 and 425,676 is: 638,481.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,530.28 : 2,004,694.68 = 425,676 : x
  2. Step 2: Convert to fraction form
    1,336,530.28/2,004,694.68 = 425,676/x
  3. Step 3: Cross multiply
    1,336,530.28x = 2,004,694.68 × 425,676
  4. Step 4: Simplify right side
    1,336,530.28x = 853,350,412,603.68
  5. Step 5: Solve for x
    x = 853,350,412,603.68/1,336,530.28
  6. Step 6: Final answer
    x = 638,481.91

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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.