Home / 3,325,997.60-4,990,465.20-1,619,194.40

Finding the Fourth Proportional to 3,325,997.60, 4,990,465.20 and 1,619,194.40

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Solution

The fourth proportional to 3,325,997.60, 4,990,465.20 and 1,619,194.40 is: 2,429,506.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325,997.60 : 4,990,465.20 = 1,619,194.40 : x
  2. Step 2: Convert to fraction form
    3,325,997.60/4,990,465.20 = 1,619,194.40/x
  3. Step 3: Cross multiply
    3,325,997.60x = 4,990,465.20 × 1,619,194.40
  4. Step 4: Simplify right side
    3,325,997.60x = 8,080,533,305,234.88
  5. Step 5: Solve for x
    x = 8,080,533,305,234.88/3,325,997.60
  6. Step 6: Final answer
    x = 2,429,506.66

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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.