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Finding the Fourth Proportional to 1,294,449.20, 1,941,328.20 and 452,913.20

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Solution

The fourth proportional to 1,294,449.20, 1,941,328.20 and 452,913.20 is: 679,248.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,449.20 : 1,941,328.20 = 452,913.20 : x
  2. Step 2: Convert to fraction form
    1,294,449.20/1,941,328.20 = 452,913.20/x
  3. Step 3: Cross multiply
    1,294,449.20x = 1,941,328.20 × 452,913.20
  4. Step 4: Simplify right side
    1,294,449.20x = 879,253,167,312.24
  5. Step 5: Solve for x
    x = 879,253,167,312.24/1,294,449.20
  6. Step 6: Final answer
    x = 679,248.88

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