Home / 2,169,212.76-3,253,163.82-652,492.94

Finding the Fourth Proportional to 2,169,212.76, 3,253,163.82 and 652,492.94

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Solution

The fourth proportional to 2,169,212.76, 3,253,163.82 and 652,492.94 is: 978,542.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,169,212.76 : 3,253,163.82 = 652,492.94 : x
  2. Step 2: Convert to fraction form
    2,169,212.76/3,253,163.82 = 652,492.94/x
  3. Step 3: Cross multiply
    2,169,212.76x = 3,253,163.82 × 652,492.94
  4. Step 4: Simplify right side
    2,169,212.76x = 2,122,666,425,213.43
  5. Step 5: Solve for x
    x = 2,122,666,425,213.43/2,169,212.76
  6. Step 6: Final answer
    x = 978,542.29

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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.