Home / 1,277,389.60-1,916,091.32-378,839.13

Finding the Fourth Proportional to 1,277,389.60, 1,916,091.32 and 378,839.13

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Solution

The fourth proportional to 1,277,389.60, 1,916,091.32 and 378,839.13 is: 568,260.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,389.60 : 1,916,091.32 = 378,839.13 : x
  2. Step 2: Convert to fraction form
    1,277,389.60/1,916,091.32 = 378,839.13/x
  3. Step 3: Cross multiply
    1,277,389.60x = 1,916,091.32 × 378,839.13
  4. Step 4: Simplify right side
    1,277,389.60x = 725,890,359,088.90
  5. Step 5: Solve for x
    x = 725,890,359,088.90/1,277,389.60
  6. Step 6: Final answer
    x = 568,260.74

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