Home / 3,873,418.65-5,345,245.22-2,649,682.80

Finding the Fourth Proportional to 3,873,418.65, 5,345,245.22 and 2,649,682.80

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Solution

The fourth proportional to 3,873,418.65, 5,345,245.22 and 2,649,682.80 is: 3,656,512.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,873,418.65 : 5,345,245.22 = 2,649,682.80 : x
  2. Step 2: Convert to fraction form
    3,873,418.65/5,345,245.22 = 2,649,682.80/x
  3. Step 3: Cross multiply
    3,873,418.65x = 5,345,245.22 × 2,649,682.80
  4. Step 4: Simplify right side
    3,873,418.65x = 14,163,204,307,967.80
  5. Step 5: Solve for x
    x = 14,163,204,307,967.80/3,873,418.65
  6. Step 6: Final answer
    x = 3,656,512.65

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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.