Home / 1,954,071.92-2,930,756.52-691,906.16

Finding the Fourth Proportional to 1,954,071.92, 2,930,756.52 and 691,906.16

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Solution

The fourth proportional to 1,954,071.92, 2,930,756.52 and 691,906.16 is: 1,037,734.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954,071.92 : 2,930,756.52 = 691,906.16 : x
  2. Step 2: Convert to fraction form
    1,954,071.92/2,930,756.52 = 691,906.16/x
  3. Step 3: Cross multiply
    1,954,071.92x = 2,930,756.52 × 691,906.16
  4. Step 4: Simplify right side
    1,954,071.92x = 2,027,808,489,648.16
  5. Step 5: Solve for x
    x = 2,027,808,489,648.16/1,954,071.92
  6. Step 6: Final answer
    x = 1,037,734.83

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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.