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Finding the Third Proportional to 980,153 and 2,110,485

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Solution

The third proportional to 980,153 and 2,110,485 is: 4,544,338.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,153 : 2,110,485 = 2,110,485 : x
  2. Step 2: Convert to fraction form
    980,153/2,110,485 = 2,110,485/x
  3. Step 3: Cross multiply
    980,153x = 2,110,485 × 2,110,485
  4. Step 4: Simplify right side
    980,153x = 4,454,146,935,225
  5. Step 5: Solve for x
    x = 4,454,146,935,225/980,153
  6. Step 6: Final answer
    x = 4,544,338.42

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.