Home / 981,795.48-1,471,806.72-682,416.96

Finding the Fourth Proportional to 981,795.48, 1,471,806.72 and 682,416.96

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Solution

The fourth proportional to 981,795.48, 1,471,806.72 and 682,416.96 is: 1,023,009.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,795.48 : 1,471,806.72 = 682,416.96 : x
  2. Step 2: Convert to fraction form
    981,795.48/1,471,806.72 = 682,416.96/x
  3. Step 3: Cross multiply
    981,795.48x = 1,471,806.72 × 682,416.96
  4. Step 4: Simplify right side
    981,795.48x = 1,004,385,867,569.97
  5. Step 5: Solve for x
    x = 1,004,385,867,569.97/981,795.48
  6. Step 6: Final answer
    x = 1,023,009.26

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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.