Home / 1,332,546.92-1,838,914.72-720,699.73

Finding the Fourth Proportional to 1,332,546.92, 1,838,914.72 and 720,699.73

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Solution

The fourth proportional to 1,332,546.92, 1,838,914.72 and 720,699.73 is: 994,565.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,546.92 : 1,838,914.72 = 720,699.73 : x
  2. Step 2: Convert to fraction form
    1,332,546.92/1,838,914.72 = 720,699.73/x
  3. Step 3: Cross multiply
    1,332,546.92x = 1,838,914.72 × 720,699.73
  4. Step 4: Simplify right side
    1,332,546.92x = 1,325,305,333,701.34
  5. Step 5: Solve for x
    x = 1,325,305,333,701.34/1,332,546.92
  6. Step 6: Final answer
    x = 994,565.61

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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.