Home / 3,643,865.87-5,469,115.77-1,939,440.20

Finding the Fourth Proportional to 3,643,865.87, 5,469,115.77 and 1,939,440.20

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Solution

The fourth proportional to 3,643,865.87, 5,469,115.77 and 1,939,440.20 is: 2,910,925.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643,865.87 : 5,469,115.77 = 1,939,440.20 : x
  2. Step 2: Convert to fraction form
    3,643,865.87/5,469,115.77 = 1,939,440.20/x
  3. Step 3: Cross multiply
    3,643,865.87x = 5,469,115.77 × 1,939,440.20
  4. Step 4: Simplify right side
    3,643,865.87x = 10,607,022,955,446.38
  5. Step 5: Solve for x
    x = 10,607,022,955,446.38/3,643,865.87
  6. Step 6: Final answer
    x = 2,910,925.74

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