Home / 2,305,989.38-3,457,321.94-1,407,219.86

Finding the Fourth Proportional to 2,305,989.38, 3,457,321.94 and 1,407,219.86

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Solution

The fourth proportional to 2,305,989.38, 3,457,321.94 and 1,407,219.86 is: 2,109,815.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,305,989.38 : 3,457,321.94 = 1,407,219.86 : x
  2. Step 2: Convert to fraction form
    2,305,989.38/3,457,321.94 = 1,407,219.86/x
  3. Step 3: Cross multiply
    2,305,989.38x = 3,457,321.94 × 1,407,219.86
  4. Step 4: Simplify right side
    2,305,989.38x = 4,865,212,096,381.73
  5. Step 5: Solve for x
    x = 4,865,212,096,381.73/2,305,989.38
  6. Step 6: Final answer
    x = 2,109,815.48

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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.