Home / 2,777,379.80-3,832,629.97-1,553,448.89

Finding the Fourth Proportional to 2,777,379.80, 3,832,629.97 and 1,553,448.89

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Solution

The fourth proportional to 2,777,379.80, 3,832,629.97 and 1,553,448.89 is: 2,143,673.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777,379.80 : 3,832,629.97 = 1,553,448.89 : x
  2. Step 2: Convert to fraction form
    2,777,379.80/3,832,629.97 = 1,553,448.89/x
  3. Step 3: Cross multiply
    2,777,379.80x = 3,832,629.97 × 1,553,448.89
  4. Step 4: Simplify right side
    2,777,379.80x = 5,953,794,786,677.35
  5. Step 5: Solve for x
    x = 5,953,794,786,677.35/2,777,379.80
  6. Step 6: Final answer
    x = 2,143,673.25

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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.