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Finding the Third Proportional to 903,766 and 1,305,890

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Solution

The third proportional to 903,766 and 1,305,890 is: 1,886,936.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,766 : 1,305,890 = 1,305,890 : x
  2. Step 2: Convert to fraction form
    903,766/1,305,890 = 1,305,890/x
  3. Step 3: Cross multiply
    903,766x = 1,305,890 × 1,305,890
  4. Step 4: Simplify right side
    903,766x = 1,705,348,692,100
  5. Step 5: Solve for x
    x = 1,705,348,692,100/903,766
  6. Step 6: Final answer
    x = 1,886,936.10

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.