Home / 2,632,546.38-3,948,819.63-638,002.38

Finding the Fourth Proportional to 2,632,546.38, 3,948,819.63 and 638,002.38

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Solution

The fourth proportional to 2,632,546.38, 3,948,819.63 and 638,002.38 is: 957,003.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632,546.38 : 3,948,819.63 = 638,002.38 : x
  2. Step 2: Convert to fraction form
    2,632,546.38/3,948,819.63 = 638,002.38/x
  3. Step 3: Cross multiply
    2,632,546.38x = 3,948,819.63 × 638,002.38
  4. Step 4: Simplify right side
    2,632,546.38x = 2,519,356,322,130.72
  5. Step 5: Solve for x
    x = 2,519,356,322,130.72/2,632,546.38
  6. Step 6: Final answer
    x = 957,003.58

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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.