Home / 2,101,626-2,900,247.12-1,196,208

Finding the Fourth Proportional to 2,101,626, 2,900,247.12 and 1,196,208

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Solution

The fourth proportional to 2,101,626, 2,900,247.12 and 1,196,208 is: 1,650,768.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,101,626 : 2,900,247.12 = 1,196,208 : x
  2. Step 2: Convert to fraction form
    2,101,626/2,900,247.12 = 1,196,208/x
  3. Step 3: Cross multiply
    2,101,626x = 2,900,247.12 × 1,196,208
  4. Step 4: Simplify right side
    2,101,626x = 3,469,298,806,920.96
  5. Step 5: Solve for x
    x = 3,469,298,806,920.96/2,101,626
  6. Step 6: Final answer
    x = 1,650,768.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.