Home / 3,325,009.20-4,588,420.68-1,874,691.78

Finding the Fourth Proportional to 3,325,009.20, 4,588,420.68 and 1,874,691.78

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Solution

The fourth proportional to 3,325,009.20, 4,588,420.68 and 1,874,691.78 is: 2,587,022.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325,009.20 : 4,588,420.68 = 1,874,691.78 : x
  2. Step 2: Convert to fraction form
    3,325,009.20/4,588,420.68 = 1,874,691.78/x
  3. Step 3: Cross multiply
    3,325,009.20x = 4,588,420.68 × 1,874,691.78
  4. Step 4: Simplify right side
    3,325,009.20x = 8,601,874,531,978.01
  5. Step 5: Solve for x
    x = 8,601,874,531,978.01/3,325,009.20
  6. Step 6: Final answer
    x = 2,587,022.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.