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Finding the Fourth Proportional to 5,529,728, 8,294,592 and 1,327,232

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Solution

The fourth proportional to 5,529,728, 8,294,592 and 1,327,232 is: 1,990,848

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,529,728 : 8,294,592 = 1,327,232 : x
  2. Step 2: Convert to fraction form
    5,529,728/8,294,592 = 1,327,232/x
  3. Step 3: Cross multiply
    5,529,728x = 8,294,592 × 1,327,232
  4. Step 4: Simplify right side
    5,529,728x = 11,008,847,929,344
  5. Step 5: Solve for x
    x = 11,008,847,929,344/5,529,728
  6. Step 6: Final answer
    x = 1,990,848

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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.