Home / 3,647,137.08-5,033,149.74-2,015,650.20

Finding the Fourth Proportional to 3,647,137.08, 5,033,149.74 and 2,015,650.20

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Solution

The fourth proportional to 3,647,137.08, 5,033,149.74 and 2,015,650.20 is: 2,781,652.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,647,137.08 : 5,033,149.74 = 2,015,650.20 : x
  2. Step 2: Convert to fraction form
    3,647,137.08/5,033,149.74 = 2,015,650.20/x
  3. Step 3: Cross multiply
    3,647,137.08x = 5,033,149.74 × 2,015,650.20
  4. Step 4: Simplify right side
    3,647,137.08x = 10,145,069,280,060.95
  5. Step 5: Solve for x
    x = 10,145,069,280,060.95/3,647,137.08
  6. Step 6: Final answer
    x = 2,781,652.86

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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.