Home / 2,092,209.75-2,887,551.18-1,162,129.68

Finding the Fourth Proportional to 2,092,209.75, 2,887,551.18 and 1,162,129.68

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Solution

The fourth proportional to 2,092,209.75, 2,887,551.18 and 1,162,129.68 is: 1,603,906.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,092,209.75 : 2,887,551.18 = 1,162,129.68 : x
  2. Step 2: Convert to fraction form
    2,092,209.75/2,887,551.18 = 1,162,129.68/x
  3. Step 3: Cross multiply
    2,092,209.75x = 2,887,551.18 × 1,162,129.68
  4. Step 4: Simplify right side
    2,092,209.75x = 3,355,708,928,797.02
  5. Step 5: Solve for x
    x = 3,355,708,928,797.02/2,092,209.75
  6. Step 6: Final answer
    x = 1,603,906.55

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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.