Home / 3,565,447.92-4,920,385.32-2,188,102.68

Finding the Fourth Proportional to 3,565,447.92, 4,920,385.32 and 2,188,102.68

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Solution

The fourth proportional to 3,565,447.92, 4,920,385.32 and 2,188,102.68 is: 3,019,622.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,565,447.92 : 4,920,385.32 = 2,188,102.68 : x
  2. Step 2: Convert to fraction form
    3,565,447.92/4,920,385.32 = 2,188,102.68/x
  3. Step 3: Cross multiply
    3,565,447.92x = 4,920,385.32 × 2,188,102.68
  4. Step 4: Simplify right side
    3,565,447.92x = 10,766,308,305,324.66
  5. Step 5: Solve for x
    x = 10,766,308,305,324.66/3,565,447.92
  6. Step 6: Final answer
    x = 3,019,622.93

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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.