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Finding the Third Proportional to 3,100,280 and 4,820,185

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Solution

The third proportional to 3,100,280 and 4,820,185 is: 7,494,220.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100,280 : 4,820,185 = 4,820,185 : x
  2. Step 2: Convert to fraction form
    3,100,280/4,820,185 = 4,820,185/x
  3. Step 3: Cross multiply
    3,100,280x = 4,820,185 × 4,820,185
  4. Step 4: Simplify right side
    3,100,280x = 23,234,183,434,225
  5. Step 5: Solve for x
    x = 23,234,183,434,225/3,100,280
  6. Step 6: Final answer
    x = 7,494,220.98

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.