Home / 3,529,845.82-4,869,569.34-2,078,846.68

Finding the Fourth Proportional to 3,529,845.82, 4,869,569.34 and 2,078,846.68

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Solution

The fourth proportional to 3,529,845.82, 4,869,569.34 and 2,078,846.68 is: 2,867,855.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529,845.82 : 4,869,569.34 = 2,078,846.68 : x
  2. Step 2: Convert to fraction form
    3,529,845.82/4,869,569.34 = 2,078,846.68/x
  3. Step 3: Cross multiply
    3,529,845.82x = 4,869,569.34 × 2,078,846.68
  4. Step 4: Simplify right side
    3,529,845.82x = 10,123,088,055,488.79
  5. Step 5: Solve for x
    x = 10,123,088,055,488.79/3,529,845.82
  6. Step 6: Final answer
    x = 2,867,855.59

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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.