Home / 1,428,619.64-2,143,530.64-889,327.31

Finding the Fourth Proportional to 1,428,619.64, 2,143,530.64 and 889,327.31

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Solution

The fourth proportional to 1,428,619.64, 2,143,530.64 and 889,327.31 is: 1,334,365.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,428,619.64 : 2,143,530.64 = 889,327.31 : x
  2. Step 2: Convert to fraction form
    1,428,619.64/2,143,530.64 = 889,327.31/x
  3. Step 3: Cross multiply
    1,428,619.64x = 2,143,530.64 × 889,327.31
  4. Step 4: Simplify right side
    1,428,619.64x = 1,906,300,337,973.78
  5. Step 5: Solve for x
    x = 1,906,300,337,973.78/1,428,619.64
  6. Step 6: Final answer
    x = 1,334,365.20

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