Home / 1,224,375.60-1,836,563.40-726,711.60

Finding the Fourth Proportional to 1,224,375.60, 1,836,563.40 and 726,711.60

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Solution

The fourth proportional to 1,224,375.60, 1,836,563.40 and 726,711.60 is: 1,090,067.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,375.60 : 1,836,563.40 = 726,711.60 : x
  2. Step 2: Convert to fraction form
    1,224,375.60/1,836,563.40 = 726,711.60/x
  3. Step 3: Cross multiply
    1,224,375.60x = 1,836,563.40 × 726,711.60
  4. Step 4: Simplify right side
    1,224,375.60x = 1,334,651,926,915.44
  5. Step 5: Solve for x
    x = 1,334,651,926,915.44/1,224,375.60
  6. Step 6: Final answer
    x = 1,090,067.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.