Home / 4,160,768.80-6,236,487.60-2,138,231.20

Finding the Fourth Proportional to 4,160,768.80, 6,236,487.60 and 2,138,231.20

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Solution

The fourth proportional to 4,160,768.80, 6,236,487.60 and 2,138,231.20 is: 3,204,949.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,160,768.80 : 6,236,487.60 = 2,138,231.20 : x
  2. Step 2: Convert to fraction form
    4,160,768.80/6,236,487.60 = 2,138,231.20/x
  3. Step 3: Cross multiply
    4,160,768.80x = 6,236,487.60 × 2,138,231.20
  4. Step 4: Simplify right side
    4,160,768.80x = 13,335,052,364,733.12
  5. Step 5: Solve for x
    x = 13,335,052,364,733.12/4,160,768.80
  6. Step 6: Final answer
    x = 3,204,949.13

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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.