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Finding the Third Proportional to 3,318,998 and 5,125,877

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Solution

The third proportional to 3,318,998 and 5,125,877 is: 7,916,429.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,318,998 : 5,125,877 = 5,125,877 : x
  2. Step 2: Convert to fraction form
    3,318,998/5,125,877 = 5,125,877/x
  3. Step 3: Cross multiply
    3,318,998x = 5,125,877 × 5,125,877
  4. Step 4: Simplify right side
    3,318,998x = 26,274,615,019,129
  5. Step 5: Solve for x
    x = 26,274,615,019,129/3,318,998
  6. Step 6: Final answer
    x = 7,916,429.90

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.