Home / 1,499,255.41-2,069,021.19-820,191.91

Finding the Fourth Proportional to 1,499,255.41, 2,069,021.19 and 820,191.91

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Solution

The fourth proportional to 1,499,255.41, 2,069,021.19 and 820,191.91 is: 1,131,891.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,499,255.41 : 2,069,021.19 = 820,191.91 : x
  2. Step 2: Convert to fraction form
    1,499,255.41/2,069,021.19 = 820,191.91/x
  3. Step 3: Cross multiply
    1,499,255.41x = 2,069,021.19 × 820,191.91
  4. Step 4: Simplify right side
    1,499,255.41x = 1,696,994,441,656.57
  5. Step 5: Solve for x
    x = 1,696,994,441,656.57/1,499,255.41
  6. Step 6: Final answer
    x = 1,131,891.49

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