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Finding the Third Proportional to 2,121,925 and 3,365,505

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Solution

The third proportional to 2,121,925 and 3,365,505 is: 5,337,900.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,121,925 : 3,365,505 = 3,365,505 : x
  2. Step 2: Convert to fraction form
    2,121,925/3,365,505 = 3,365,505/x
  3. Step 3: Cross multiply
    2,121,925x = 3,365,505 × 3,365,505
  4. Step 4: Simplify right side
    2,121,925x = 11,326,623,905,025
  5. Step 5: Solve for x
    x = 11,326,623,905,025/2,121,925
  6. Step 6: Final answer
    x = 5,337,900.21

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.