Home / 1,820,838.30-2,732,022.90-978,405.90

Finding the Fourth Proportional to 1,820,838.30, 2,732,022.90 and 978,405.90

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Solution

The fourth proportional to 1,820,838.30, 2,732,022.90 and 978,405.90 is: 1,468,020.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,838.30 : 2,732,022.90 = 978,405.90 : x
  2. Step 2: Convert to fraction form
    1,820,838.30/2,732,022.90 = 978,405.90/x
  3. Step 3: Cross multiply
    1,820,838.30x = 2,732,022.90 × 978,405.90
  4. Step 4: Simplify right side
    1,820,838.30x = 2,673,027,324,295.11
  5. Step 5: Solve for x
    x = 2,673,027,324,295.11/1,820,838.30
  6. Step 6: Final answer
    x = 1,468,020.16

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