Home / 2,207,112.42-3,308,882.85-690,014.82

Finding the Fourth Proportional to 2,207,112.42, 3,308,882.85 and 690,014.82

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Solution

The fourth proportional to 2,207,112.42, 3,308,882.85 and 690,014.82 is: 1,034,463.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,207,112.42 : 3,308,882.85 = 690,014.82 : x
  2. Step 2: Convert to fraction form
    2,207,112.42/3,308,882.85 = 690,014.82/x
  3. Step 3: Cross multiply
    2,207,112.42x = 3,308,882.85 × 690,014.82
  4. Step 4: Simplify right side
    2,207,112.42x = 2,283,178,204,143.84
  5. Step 5: Solve for x
    x = 2,283,178,204,143.84/2,207,112.42
  6. Step 6: Final answer
    x = 1,034,463.94

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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.