Home / 3,969,195.74-5,480,575.48-3,049,975.94

Finding the Fourth Proportional to 3,969,195.74, 5,480,575.48 and 3,049,975.94

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Solution

The fourth proportional to 3,969,195.74, 5,480,575.48 and 3,049,975.94 is: 4,211,337.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,969,195.74 : 5,480,575.48 = 3,049,975.94 : x
  2. Step 2: Convert to fraction form
    3,969,195.74/5,480,575.48 = 3,049,975.94/x
  3. Step 3: Cross multiply
    3,969,195.74x = 5,480,575.48 × 3,049,975.94
  4. Step 4: Simplify right side
    3,969,195.74x = 16,715,623,351,353.95
  5. Step 5: Solve for x
    x = 16,715,623,351,353.95/3,969,195.74
  6. Step 6: Final answer
    x = 4,211,337.62

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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.