Home / 1,171,482.81-1,755,218.22-639,377.20

Finding the Fourth Proportional to 1,171,482.81, 1,755,218.22 and 639,377.20

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Solution

The fourth proportional to 1,171,482.81, 1,755,218.22 and 639,377.20 is: 957,970.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171,482.81 : 1,755,218.22 = 639,377.20 : x
  2. Step 2: Convert to fraction form
    1,171,482.81/1,755,218.22 = 639,377.20/x
  3. Step 3: Cross multiply
    1,171,482.81x = 1,755,218.22 × 639,377.20
  4. Step 4: Simplify right side
    1,171,482.81x = 1,122,246,510,892.58
  5. Step 5: Solve for x
    x = 1,122,246,510,892.58/1,171,482.81
  6. Step 6: Final answer
    x = 957,970.96

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