Home / 3,448,176.28-4,758,142.60-1,920,425.56

Finding the Fourth Proportional to 3,448,176.28, 4,758,142.60 and 1,920,425.56

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Solution

The fourth proportional to 3,448,176.28, 4,758,142.60 and 1,920,425.56 is: 2,649,997.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448,176.28 : 4,758,142.60 = 1,920,425.56 : x
  2. Step 2: Convert to fraction form
    3,448,176.28/4,758,142.60 = 1,920,425.56/x
  3. Step 3: Cross multiply
    3,448,176.28x = 4,758,142.60 × 1,920,425.56
  4. Step 4: Simplify right side
    3,448,176.28x = 9,137,658,667,164.86
  5. Step 5: Solve for x
    x = 9,137,658,667,164.86/3,448,176.28
  6. Step 6: Final answer
    x = 2,649,997.54

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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.