Home / 1,188,940.88-1,783,036.68-390,036.26

Finding the Fourth Proportional to 1,188,940.88, 1,783,036.68 and 390,036.26

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Solution

The fourth proportional to 1,188,940.88, 1,783,036.68 and 390,036.26 is: 584,931.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,940.88 : 1,783,036.68 = 390,036.26 : x
  2. Step 2: Convert to fraction form
    1,188,940.88/1,783,036.68 = 390,036.26/x
  3. Step 3: Cross multiply
    1,188,940.88x = 1,783,036.68 × 390,036.26
  4. Step 4: Simplify right side
    1,188,940.88x = 695,448,949,194.83
  5. Step 5: Solve for x
    x = 695,448,949,194.83/1,188,940.88
  6. Step 6: Final answer
    x = 584,931.48

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