Home / 3,008,680.20-4,508,776.71-1,661,449.32

Finding the Fourth Proportional to 3,008,680.20, 4,508,776.71 and 1,661,449.32

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Solution

The fourth proportional to 3,008,680.20, 4,508,776.71 and 1,661,449.32 is: 2,489,830.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008,680.20 : 4,508,776.71 = 1,661,449.32 : x
  2. Step 2: Convert to fraction form
    3,008,680.20/4,508,776.71 = 1,661,449.32/x
  3. Step 3: Cross multiply
    3,008,680.20x = 4,508,776.71 × 1,661,449.32
  4. Step 4: Simplify right side
    3,008,680.20x = 7,491,103,998,861.34
  5. Step 5: Solve for x
    x = 7,491,103,998,861.34/3,008,680.20
  6. Step 6: Final answer
    x = 2,489,830.59

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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.