Home / 1,345,231.86-2,017,855.08-398,610.78

Finding the Fourth Proportional to 1,345,231.86, 2,017,855.08 and 398,610.78

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Solution

The fourth proportional to 1,345,231.86, 2,017,855.08 and 398,610.78 is: 597,918.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,231.86 : 2,017,855.08 = 398,610.78 : x
  2. Step 2: Convert to fraction form
    1,345,231.86/2,017,855.08 = 398,610.78/x
  3. Step 3: Cross multiply
    1,345,231.86x = 2,017,855.08 × 398,610.78
  4. Step 4: Simplify right side
    1,345,231.86x = 804,338,787,365.76
  5. Step 5: Solve for x
    x = 804,338,787,365.76/1,345,231.86
  6. Step 6: Final answer
    x = 597,918.33

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