Home / 3,788,013.50-5,682,859.86-1,092,128.37

Finding the Fourth Proportional to 3,788,013.50, 5,682,859.86 and 1,092,128.37

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Solution

The fourth proportional to 3,788,013.50, 5,682,859.86 and 1,092,128.37 is: 1,638,434.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,788,013.50 : 5,682,859.86 = 1,092,128.37 : x
  2. Step 2: Convert to fraction form
    3,788,013.50/5,682,859.86 = 1,092,128.37/x
  3. Step 3: Cross multiply
    3,788,013.50x = 5,682,859.86 × 1,092,128.37
  4. Step 4: Simplify right side
    3,788,013.50x = 6,206,412,458,624.99
  5. Step 5: Solve for x
    x = 6,206,412,458,624.99/3,788,013.50
  6. Step 6: Final answer
    x = 1,638,434.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.