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Finding the Third Proportional to 938,265.38 and 2,009,391

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Solution

The third proportional to 938,265.38 and 2,009,391 is: 4,303,315.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,265.38 : 2,009,391 = 2,009,391 : x
  2. Step 2: Convert to fraction form
    938,265.38/2,009,391 = 2,009,391/x
  3. Step 3: Cross multiply
    938,265.38x = 2,009,391 × 2,009,391
  4. Step 4: Simplify right side
    938,265.38x = 4,037,652,190,881
  5. Step 5: Solve for x
    x = 4,037,652,190,881/938,265.38
  6. Step 6: Final answer
    x = 4,303,315.78

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.