Home / 3,188,073.66-4,783,144.29-1,908,481.83

Finding the Fourth Proportional to 3,188,073.66, 4,783,144.29 and 1,908,481.83

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Solution

The fourth proportional to 3,188,073.66, 4,783,144.29 and 1,908,481.83 is: 2,863,341.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,073.66 : 4,783,144.29 = 1,908,481.83 : x
  2. Step 2: Convert to fraction form
    3,188,073.66/4,783,144.29 = 1,908,481.83/x
  3. Step 3: Cross multiply
    3,188,073.66x = 4,783,144.29 × 1,908,481.83
  4. Step 4: Simplify right side
    3,188,073.66x = 9,128,543,967,733.25
  5. Step 5: Solve for x
    x = 9,128,543,967,733.25/3,188,073.66
  6. Step 6: Final answer
    x = 2,863,341.61

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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.