Home / 3,274,168.91-4,911,218.80-1,279,607.63

Finding the Fourth Proportional to 3,274,168.91, 4,911,218.80 and 1,279,607.63

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Solution

The fourth proportional to 3,274,168.91, 4,911,218.80 and 1,279,607.63 is: 1,919,397.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274,168.91 : 4,911,218.80 = 1,279,607.63 : x
  2. Step 2: Convert to fraction form
    3,274,168.91/4,911,218.80 = 1,279,607.63/x
  3. Step 3: Cross multiply
    3,274,168.91x = 4,911,218.80 × 1,279,607.63
  4. Step 4: Simplify right side
    3,274,168.91x = 6,284,433,021,324.33
  5. Step 5: Solve for x
    x = 6,284,433,021,324.33/3,274,168.91
  6. Step 6: Final answer
    x = 1,919,397.93

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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.