Home / 981,701.20-1,471,048.93-660,665.33

Finding the Fourth Proportional to 981,701.20, 1,471,048.93 and 660,665.33

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Solution

The fourth proportional to 981,701.20, 1,471,048.93 and 660,665.33 is: 989,986.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,701.20 : 1,471,048.93 = 660,665.33 : x
  2. Step 2: Convert to fraction form
    981,701.20/1,471,048.93 = 660,665.33/x
  3. Step 3: Cross multiply
    981,701.20x = 1,471,048.93 × 660,665.33
  4. Step 4: Simplify right side
    981,701.20x = 971,871,025,771.62
  5. Step 5: Solve for x
    x = 971,871,025,771.62/981,701.20
  6. Step 6: Final answer
    x = 989,986.59

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