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Finding the Third Proportional to 1,603,817 and 3,321,318

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Solution

The third proportional to 1,603,817 and 3,321,318 is: 6,878,062.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,817 : 3,321,318 = 3,321,318 : x
  2. Step 2: Convert to fraction form
    1,603,817/3,321,318 = 3,321,318/x
  3. Step 3: Cross multiply
    1,603,817x = 3,321,318 × 3,321,318
  4. Step 4: Simplify right side
    1,603,817x = 11,031,153,257,124
  5. Step 5: Solve for x
    x = 11,031,153,257,124/1,603,817
  6. Step 6: Final answer
    x = 6,878,062.31

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.