Home / 3,171,078.16-4,374,257.76-2,023,865.44

Finding the Fourth Proportional to 3,171,078.16, 4,374,257.76 and 2,023,865.44

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Solution

The fourth proportional to 3,171,078.16, 4,374,257.76 and 2,023,865.44 is: 2,791,766.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,078.16 : 4,374,257.76 = 2,023,865.44 : x
  2. Step 2: Convert to fraction form
    3,171,078.16/4,374,257.76 = 2,023,865.44/x
  3. Step 3: Cross multiply
    3,171,078.16x = 4,374,257.76 × 2,023,865.44
  4. Step 4: Simplify right side
    3,171,078.16x = 8,852,909,106,115.82
  5. Step 5: Solve for x
    x = 8,852,909,106,115.82/3,171,078.16
  6. Step 6: Final answer
    x = 2,791,766.29

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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.