Home / 3,280,250.60-4,920,375.90-1,863,074.60

Finding the Fourth Proportional to 3,280,250.60, 4,920,375.90 and 1,863,074.60

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Solution

The fourth proportional to 3,280,250.60, 4,920,375.90 and 1,863,074.60 is: 2,794,611.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,250.60 : 4,920,375.90 = 1,863,074.60 : x
  2. Step 2: Convert to fraction form
    3,280,250.60/4,920,375.90 = 1,863,074.60/x
  3. Step 3: Cross multiply
    3,280,250.60x = 4,920,375.90 × 1,863,074.60
  4. Step 4: Simplify right side
    3,280,250.60x = 9,167,027,361,742.14
  5. Step 5: Solve for x
    x = 9,167,027,361,742.14/3,280,250.60
  6. Step 6: Final answer
    x = 2,794,611.90

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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.