Home / 2,722,961.60-4,078,221.60-1,603,217.60

Finding the Fourth Proportional to 2,722,961.60, 4,078,221.60 and 1,603,217.60

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Solution

The fourth proportional to 2,722,961.60, 4,078,221.60 and 1,603,217.60 is: 2,401,163.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,722,961.60 : 4,078,221.60 = 1,603,217.60 : x
  2. Step 2: Convert to fraction form
    2,722,961.60/4,078,221.60 = 1,603,217.60/x
  3. Step 3: Cross multiply
    2,722,961.60x = 4,078,221.60 × 1,603,217.60
  4. Step 4: Simplify right side
    2,722,961.60x = 6,538,276,645,820.16
  5. Step 5: Solve for x
    x = 6,538,276,645,820.16/2,722,961.60
  6. Step 6: Final answer
    x = 2,401,163.74

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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.