Home / 2,748,042.42-4,122,098.70-726,268.86

Finding the Fourth Proportional to 2,748,042.42, 4,122,098.70 and 726,268.86

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Solution

The fourth proportional to 2,748,042.42, 4,122,098.70 and 726,268.86 is: 1,089,412.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,748,042.42 : 4,122,098.70 = 726,268.86 : x
  2. Step 2: Convert to fraction form
    2,748,042.42/4,122,098.70 = 726,268.86/x
  3. Step 3: Cross multiply
    2,748,042.42x = 4,122,098.70 × 726,268.86
  4. Step 4: Simplify right side
    2,748,042.42x = 2,993,751,923,656.48
  5. Step 5: Solve for x
    x = 2,993,751,923,656.48/2,748,042.42
  6. Step 6: Final answer
    x = 1,089,412.56

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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.