Home / 1,320,176.92-1,978,155.96-846,469.48

Finding the Fourth Proportional to 1,320,176.92, 1,978,155.96 and 846,469.48

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Solution

The fourth proportional to 1,320,176.92, 1,978,155.96 and 846,469.48 is: 1,268,351.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,320,176.92 : 1,978,155.96 = 846,469.48 : x
  2. Step 2: Convert to fraction form
    1,320,176.92/1,978,155.96 = 846,469.48/x
  3. Step 3: Cross multiply
    1,320,176.92x = 1,978,155.96 × 846,469.48
  4. Step 4: Simplify right side
    1,320,176.92x = 1,674,448,646,820.10
  5. Step 5: Solve for x
    x = 1,674,448,646,820.10/1,320,176.92
  6. Step 6: Final answer
    x = 1,268,351.70

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