Home / 3,609,252-4,980,767.76-2,159,008.56

Finding the Fourth Proportional to 3,609,252, 4,980,767.76 and 2,159,008.56

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Solution

The fourth proportional to 3,609,252, 4,980,767.76 and 2,159,008.56 is: 2,979,431.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609,252 : 4,980,767.76 = 2,159,008.56 : x
  2. Step 2: Convert to fraction form
    3,609,252/4,980,767.76 = 2,159,008.56/x
  3. Step 3: Cross multiply
    3,609,252x = 4,980,767.76 × 2,159,008.56
  4. Step 4: Simplify right side
    3,609,252x = 10,753,520,229,212.03
  5. Step 5: Solve for x
    x = 10,753,520,229,212.03/3,609,252
  6. Step 6: Final answer
    x = 2,979,431.81

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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.