Home / 3,451,644.72-4,763,432.82-1,923,762.78

Finding the Fourth Proportional to 3,451,644.72, 4,763,432.82 and 1,923,762.78

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Solution

The fourth proportional to 3,451,644.72, 4,763,432.82 and 1,923,762.78 is: 2,654,883.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451,644.72 : 4,763,432.82 = 1,923,762.78 : x
  2. Step 2: Convert to fraction form
    3,451,644.72/4,763,432.82 = 1,923,762.78/x
  3. Step 3: Cross multiply
    3,451,644.72x = 4,763,432.82 × 1,923,762.78
  4. Step 4: Simplify right side
    3,451,644.72x = 9,163,714,764,146.44
  5. Step 5: Solve for x
    x = 9,163,714,764,146.44/3,451,644.72
  6. Step 6: Final answer
    x = 2,654,883.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.