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Finding the Fourth Proportional to 3,884,136, 5,826,204 and 1,224,744

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Solution

The fourth proportional to 3,884,136, 5,826,204 and 1,224,744 is: 1,837,116

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,884,136 : 5,826,204 = 1,224,744 : x
  2. Step 2: Convert to fraction form
    3,884,136/5,826,204 = 1,224,744/x
  3. Step 3: Cross multiply
    3,884,136x = 5,826,204 × 1,224,744
  4. Step 4: Simplify right side
    3,884,136x = 7,135,608,391,776
  5. Step 5: Solve for x
    x = 7,135,608,391,776/3,884,136
  6. Step 6: Final answer
    x = 1,837,116

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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.