Home / 2,166,383.27-3,250,182.36-870,445.65

Finding the Fourth Proportional to 2,166,383.27, 3,250,182.36 and 870,445.65

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Solution

The fourth proportional to 2,166,383.27, 3,250,182.36 and 870,445.65 is: 1,305,912.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,166,383.27 : 3,250,182.36 = 870,445.65 : x
  2. Step 2: Convert to fraction form
    2,166,383.27/3,250,182.36 = 870,445.65/x
  3. Step 3: Cross multiply
    2,166,383.27x = 3,250,182.36 × 870,445.65
  4. Step 4: Simplify right side
    2,166,383.27x = 2,829,107,096,968.73
  5. Step 5: Solve for x
    x = 2,829,107,096,968.73/2,166,383.27
  6. Step 6: Final answer
    x = 1,305,912.55

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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.