Home / 1,400,863.62-2,101,917.51-680,883.78

Finding the Fourth Proportional to 1,400,863.62, 2,101,917.51 and 680,883.78

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Solution

The fourth proportional to 1,400,863.62, 2,101,917.51 and 680,883.78 is: 1,021,628.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,863.62 : 2,101,917.51 = 680,883.78 : x
  2. Step 2: Convert to fraction form
    1,400,863.62/2,101,917.51 = 680,883.78/x
  3. Step 3: Cross multiply
    1,400,863.62x = 2,101,917.51 × 680,883.78
  4. Step 4: Simplify right side
    1,400,863.62x = 1,431,161,539,456.99
  5. Step 5: Solve for x
    x = 1,431,161,539,456.99/1,400,863.62
  6. Step 6: Final answer
    x = 1,021,628.03

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