Home / 1,199,984.20-1,798,007.46-726,804.52

Finding the Fourth Proportional to 1,199,984.20, 1,798,007.46 and 726,804.52

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Solution

The fourth proportional to 1,199,984.20, 1,798,007.46 and 726,804.52 is: 1,089,014.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,984.20 : 1,798,007.46 = 726,804.52 : x
  2. Step 2: Convert to fraction form
    1,199,984.20/1,798,007.46 = 726,804.52/x
  3. Step 3: Cross multiply
    1,199,984.20x = 1,798,007.46 × 726,804.52
  4. Step 4: Simplify right side
    1,199,984.20x = 1,306,799,948,921.72
  5. Step 5: Solve for x
    x = 1,306,799,948,921.72/1,199,984.20
  6. Step 6: Final answer
    x = 1,089,014.30

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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.