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Finding the Fourth Proportional to 1,827,487.20, 2,741,668.20 and 929,067.60

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Solution

The fourth proportional to 1,827,487.20, 2,741,668.20 and 929,067.60 is: 1,393,823.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827,487.20 : 2,741,668.20 = 929,067.60 : x
  2. Step 2: Convert to fraction form
    1,827,487.20/2,741,668.20 = 929,067.60/x
  3. Step 3: Cross multiply
    1,827,487.20x = 2,741,668.20 × 929,067.60
  4. Step 4: Simplify right side
    1,827,487.20x = 2,547,195,094,570.32
  5. Step 5: Solve for x
    x = 2,547,195,094,570.32/1,827,487.20
  6. Step 6: Final answer
    x = 1,393,823.77

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