Home / 1,328,954.40-1,993,431.60-1,226,311.20

Finding the Fourth Proportional to 1,328,954.40, 1,993,431.60 and 1,226,311.20

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Solution

The fourth proportional to 1,328,954.40, 1,993,431.60 and 1,226,311.20 is: 1,839,466.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,954.40 : 1,993,431.60 = 1,226,311.20 : x
  2. Step 2: Convert to fraction form
    1,328,954.40/1,993,431.60 = 1,226,311.20/x
  3. Step 3: Cross multiply
    1,328,954.40x = 1,993,431.60 × 1,226,311.20
  4. Step 4: Simplify right side
    1,328,954.40x = 2,444,567,497,513.92
  5. Step 5: Solve for x
    x = 2,444,567,497,513.92/1,328,954.40
  6. Step 6: Final answer
    x = 1,839,466.80

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