Home / 3,482,364.78-5,218,822.44-1,965,297.42

Finding the Fourth Proportional to 3,482,364.78, 5,218,822.44 and 1,965,297.42

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Solution

The fourth proportional to 3,482,364.78, 5,218,822.44 and 1,965,297.42 is: 2,945,279.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,482,364.78 : 5,218,822.44 = 1,965,297.42 : x
  2. Step 2: Convert to fraction form
    3,482,364.78/5,218,822.44 = 1,965,297.42/x
  3. Step 3: Cross multiply
    3,482,364.78x = 5,218,822.44 × 1,965,297.42
  4. Step 4: Simplify right side
    3,482,364.78x = 10,256,538,276,770.11
  5. Step 5: Solve for x
    x = 10,256,538,276,770.11/3,482,364.78
  6. Step 6: Final answer
    x = 2,945,279.69

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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.