Home / 1,352,998.74-2,029,592.79-543,383.22

Finding the Fourth Proportional to 1,352,998.74, 2,029,592.79 and 543,383.22

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Solution

The fourth proportional to 1,352,998.74, 2,029,592.79 and 543,383.22 is: 815,112.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,998.74 : 2,029,592.79 = 543,383.22 : x
  2. Step 2: Convert to fraction form
    1,352,998.74/2,029,592.79 = 543,383.22/x
  3. Step 3: Cross multiply
    1,352,998.74x = 2,029,592.79 × 543,383.22
  4. Step 4: Simplify right side
    1,352,998.74x = 1,102,846,665,518.98
  5. Step 5: Solve for x
    x = 1,102,846,665,518.98/1,352,998.74
  6. Step 6: Final answer
    x = 815,112.85

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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.