Home / 3,939,320.96-5,907,815.04-1,098,748.16

Finding the Fourth Proportional to 3,939,320.96, 5,907,815.04 and 1,098,748.16

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Solution

The fourth proportional to 3,939,320.96, 5,907,815.04 and 1,098,748.16 is: 1,647,796.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,939,320.96 : 5,907,815.04 = 1,098,748.16 : x
  2. Step 2: Convert to fraction form
    3,939,320.96/5,907,815.04 = 1,098,748.16/x
  3. Step 3: Cross multiply
    3,939,320.96x = 5,907,815.04 × 1,098,748.16
  4. Step 4: Simplify right side
    3,939,320.96x = 6,491,200,904,820.33
  5. Step 5: Solve for x
    x = 6,491,200,904,820.33/3,939,320.96
  6. Step 6: Final answer
    x = 1,647,796.91

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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.