Home / 3,901,740.12-5,384,610.54-2,182,758.12

Finding the Fourth Proportional to 3,901,740.12, 5,384,610.54 and 2,182,758.12

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Solution

The fourth proportional to 3,901,740.12, 5,384,610.54 and 2,182,758.12 is: 3,012,323.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,901,740.12 : 5,384,610.54 = 2,182,758.12 : x
  2. Step 2: Convert to fraction form
    3,901,740.12/5,384,610.54 = 2,182,758.12/x
  3. Step 3: Cross multiply
    3,901,740.12x = 5,384,610.54 × 2,182,758.12
  4. Step 4: Simplify right side
    3,901,740.12x = 11,753,302,379,222.59
  5. Step 5: Solve for x
    x = 11,753,302,379,222.59/3,901,740.12
  6. Step 6: Final answer
    x = 3,012,323.22

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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.