Home / 3,021,064.91-4,169,179.60-1,644,342.09

Finding the Fourth Proportional to 3,021,064.91, 4,169,179.60 and 1,644,342.09

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Solution

The fourth proportional to 3,021,064.91, 4,169,179.60 and 1,644,342.09 is: 2,269,251.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021,064.91 : 4,169,179.60 = 1,644,342.09 : x
  2. Step 2: Convert to fraction form
    3,021,064.91/4,169,179.60 = 1,644,342.09/x
  3. Step 3: Cross multiply
    3,021,064.91x = 4,169,179.60 × 1,644,342.09
  4. Step 4: Simplify right side
    3,021,064.91x = 6,855,557,486,553.51
  5. Step 5: Solve for x
    x = 6,855,557,486,553.51/3,021,064.91
  6. Step 6: Final answer
    x = 2,269,251.96

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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.