Home / 3,186,549-4,397,481.36-1,828,422

Finding the Fourth Proportional to 3,186,549, 4,397,481.36 and 1,828,422

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Solution

The fourth proportional to 3,186,549, 4,397,481.36 and 1,828,422 is: 2,523,247.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,186,549 : 4,397,481.36 = 1,828,422 : x
  2. Step 2: Convert to fraction form
    3,186,549/4,397,481.36 = 1,828,422/x
  3. Step 3: Cross multiply
    3,186,549x = 4,397,481.36 × 1,828,422
  4. Step 4: Simplify right side
    3,186,549x = 8,040,451,663,213.92
  5. Step 5: Solve for x
    x = 8,040,451,663,213.92/3,186,549
  6. Step 6: Final answer
    x = 2,523,247.46

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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.