Home / 4,918,298.42-6,784,935.38-3,198,791.54

Finding the Fourth Proportional to 4,918,298.42, 6,784,935.38 and 3,198,791.54

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Solution

The fourth proportional to 4,918,298.42, 6,784,935.38 and 3,198,791.54 is: 4,412,825.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,918,298.42 : 6,784,935.38 = 3,198,791.54 : x
  2. Step 2: Convert to fraction form
    4,918,298.42/6,784,935.38 = 3,198,791.54/x
  3. Step 3: Cross multiply
    4,918,298.42x = 6,784,935.38 × 3,198,791.54
  4. Step 4: Simplify right side
    4,918,298.42x = 21,703,593,843,072.05
  5. Step 5: Solve for x
    x = 21,703,593,843,072.05/4,918,298.42
  6. Step 6: Final answer
    x = 4,412,825.74

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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.