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Finding the Third Proportional to 1,564,890 and 3,297,905.25

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Solution

The third proportional to 1,564,890 and 3,297,905.25 is: 6,950,123.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,890 : 3,297,905.25 = 3,297,905.25 : x
  2. Step 2: Convert to fraction form
    1,564,890/3,297,905.25 = 3,297,905.25/x
  3. Step 3: Cross multiply
    1,564,890x = 3,297,905.25 × 3,297,905.25
  4. Step 4: Simplify right side
    1,564,890x = 10,876,179,037,977.56
  5. Step 5: Solve for x
    x = 10,876,179,037,977.56/1,564,890
  6. Step 6: Final answer
    x = 6,950,123.68

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.