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Finding the Third Proportional to 3,831,728 and 6,385,956

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Solution

The third proportional to 3,831,728 and 6,385,956 is: 10,642,831.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,831,728 : 6,385,956 = 6,385,956 : x
  2. Step 2: Convert to fraction form
    3,831,728/6,385,956 = 6,385,956/x
  3. Step 3: Cross multiply
    3,831,728x = 6,385,956 × 6,385,956
  4. Step 4: Simplify right side
    3,831,728x = 40,780,434,033,936
  5. Step 5: Solve for x
    x = 40,780,434,033,936/3,831,728
  6. Step 6: Final answer
    x = 10,642,831.13

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.