Home / 2,066,785.20-3,100,770.72-868,091.04

Finding the Fourth Proportional to 2,066,785.20, 3,100,770.72 and 868,091.04

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Solution

The fourth proportional to 2,066,785.20, 3,100,770.72 and 868,091.04 is: 1,302,385.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,066,785.20 : 3,100,770.72 = 868,091.04 : x
  2. Step 2: Convert to fraction form
    2,066,785.20/3,100,770.72 = 868,091.04/x
  3. Step 3: Cross multiply
    2,066,785.20x = 3,100,770.72 × 868,091.04
  4. Step 4: Simplify right side
    2,066,785.20x = 2,691,751,279,126.35
  5. Step 5: Solve for x
    x = 2,691,751,279,126.35/2,066,785.20
  6. Step 6: Final answer
    x = 1,302,385.60

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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.