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Finding the Third Proportional to 903,763 and 1,305,888

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Solution

The third proportional to 903,763 and 1,305,888 is: 1,886,936.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,763 : 1,305,888 = 1,305,888 : x
  2. Step 2: Convert to fraction form
    903,763/1,305,888 = 1,305,888/x
  3. Step 3: Cross multiply
    903,763x = 1,305,888 × 1,305,888
  4. Step 4: Simplify right side
    903,763x = 1,705,343,468,544
  5. Step 5: Solve for x
    x = 1,705,343,468,544/903,763
  6. Step 6: Final answer
    x = 1,886,936.58

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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.