Home / 3,529,850.82-4,869,576.27-2,078,851.65

Finding the Fourth Proportional to 3,529,850.82, 4,869,576.27 and 2,078,851.65

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Solution

The fourth proportional to 3,529,850.82, 4,869,576.27 and 2,078,851.65 is: 2,867,862.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529,850.82 : 4,869,576.27 = 2,078,851.65 : x
  2. Step 2: Convert to fraction form
    3,529,850.82/4,869,576.27 = 2,078,851.65/x
  3. Step 3: Cross multiply
    3,529,850.82x = 4,869,576.27 × 2,078,851.65
  4. Step 4: Simplify right side
    3,529,850.82x = 10,123,126,663,690.34
  5. Step 5: Solve for x
    x = 10,123,126,663,690.34/3,529,850.82
  6. Step 6: Final answer
    x = 2,867,862.46

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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.