Home / 2,726,800.96-4,089,758.45-1,287,481.58

Finding the Fourth Proportional to 2,726,800.96, 4,089,758.45 and 1,287,481.58

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Solution

The fourth proportional to 2,726,800.96, 4,089,758.45 and 1,287,481.58 is: 1,931,013.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726,800.96 : 4,089,758.45 = 1,287,481.58 : x
  2. Step 2: Convert to fraction form
    2,726,800.96/4,089,758.45 = 1,287,481.58/x
  3. Step 3: Cross multiply
    2,726,800.96x = 4,089,758.45 × 1,287,481.58
  4. Step 4: Simplify right side
    2,726,800.96x = 5,265,488,682,479.64
  5. Step 5: Solve for x
    x = 5,265,488,682,479.64/2,726,800.96
  6. Step 6: Final answer
    x = 1,931,013.21

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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.