Home / 981,676.76-1,471,629.40-682,298.33

Finding the Fourth Proportional to 981,676.76, 1,471,629.40 and 682,298.33

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Solution

The fourth proportional to 981,676.76, 1,471,629.40 and 682,298.33 is: 1,022,831.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,676.76 : 1,471,629.40 = 682,298.33 : x
  2. Step 2: Convert to fraction form
    981,676.76/1,471,629.40 = 682,298.33/x
  3. Step 3: Cross multiply
    981,676.76x = 1,471,629.40 × 682,298.33
  4. Step 4: Simplify right side
    981,676.76x = 1,004,090,272,935.01
  5. Step 5: Solve for x
    x = 1,004,090,272,935.01/981,676.76
  6. Step 6: Final answer
    x = 1,022,831.87

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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.