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Finding the Fourth Proportional to 1,978,060.50, 2,729,723.49 and 1,072,643.22

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Solution

The fourth proportional to 1,978,060.50, 2,729,723.49 and 1,072,643.22 is: 1,480,247.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,978,060.50 : 2,729,723.49 = 1,072,643.22 : x
  2. Step 2: Convert to fraction form
    1,978,060.50/2,729,723.49 = 1,072,643.22/x
  3. Step 3: Cross multiply
    1,978,060.50x = 2,729,723.49 × 1,072,643.22
  4. Step 4: Simplify right side
    1,978,060.50x = 2,928,019,394,023.24
  5. Step 5: Solve for x
    x = 2,928,019,394,023.24/1,978,060.50
  6. Step 6: Final answer
    x = 1,480,247.64

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Why These Related Problems?

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