Home / 5,469,907.82-8,204,866.59-1,426,391.06

Finding the Fourth Proportional to 5,469,907.82, 8,204,866.59 and 1,426,391.06

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Solution

The fourth proportional to 5,469,907.82, 8,204,866.59 and 1,426,391.06 is: 2,139,587.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,469,907.82 : 8,204,866.59 = 1,426,391.06 : x
  2. Step 2: Convert to fraction form
    5,469,907.82/8,204,866.59 = 1,426,391.06/x
  3. Step 3: Cross multiply
    5,469,907.82x = 8,204,866.59 × 1,426,391.06
  4. Step 4: Simplify right side
    5,469,907.82x = 11,703,348,352,468.69
  5. Step 5: Solve for x
    x = 11,703,348,352,468.69/5,469,907.82
  6. Step 6: Final answer
    x = 2,139,587.86

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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.