Home / 3,021,078.33-4,169,198.11-1,644,355.51

Finding the Fourth Proportional to 3,021,078.33, 4,169,198.11 and 1,644,355.51

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Solution

The fourth proportional to 3,021,078.33, 4,169,198.11 and 1,644,355.51 is: 2,269,270.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021,078.33 : 4,169,198.11 = 1,644,355.51 : x
  2. Step 2: Convert to fraction form
    3,021,078.33/4,169,198.11 = 1,644,355.51/x
  3. Step 3: Cross multiply
    3,021,078.33x = 4,169,198.11 × 1,644,355.51
  4. Step 4: Simplify right side
    3,021,078.33x = 6,855,643,863,614.10
  5. Step 5: Solve for x
    x = 6,855,643,863,614.10/3,021,078.33
  6. Step 6: Final answer
    x = 2,269,270.48

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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.