Home / 3,947,310.38-5,448,308.94-2,574,078.50

Finding the Fourth Proportional to 3,947,310.38, 5,448,308.94 and 2,574,078.50

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Solution

The fourth proportional to 3,947,310.38, 5,448,308.94 and 2,574,078.50 is: 3,552,893.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,947,310.38 : 5,448,308.94 = 2,574,078.50 : x
  2. Step 2: Convert to fraction form
    3,947,310.38/5,448,308.94 = 2,574,078.50/x
  3. Step 3: Cross multiply
    3,947,310.38x = 5,448,308.94 × 2,574,078.50
  4. Step 4: Simplify right side
    3,947,310.38x = 14,024,374,876,570.25
  5. Step 5: Solve for x
    x = 14,024,374,876,570.25/3,947,310.38
  6. Step 6: Final answer
    x = 3,552,893.88

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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.