Home / 3,878,605.72-5,809,977.06-3,161,503

Finding the Fourth Proportional to 3,878,605.72, 5,809,977.06 and 3,161,503

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Solution

The fourth proportional to 3,878,605.72, 5,809,977.06 and 3,161,503 is: 4,735,789.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,878,605.72 : 5,809,977.06 = 3,161,503 : x
  2. Step 2: Convert to fraction form
    3,878,605.72/5,809,977.06 = 3,161,503/x
  3. Step 3: Cross multiply
    3,878,605.72x = 5,809,977.06 × 3,161,503
  4. Step 4: Simplify right side
    3,878,605.72x = 18,368,259,905,121.18
  5. Step 5: Solve for x
    x = 18,368,259,905,121.18/3,878,605.72
  6. Step 6: Final answer
    x = 4,735,789.41

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