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Finding the Third Proportional to 886,152 and 1,328,903

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Solution

The third proportional to 886,152 and 1,328,903 is: 1,992,867.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,152 : 1,328,903 = 1,328,903 : x
  2. Step 2: Convert to fraction form
    886,152/1,328,903 = 1,328,903/x
  3. Step 3: Cross multiply
    886,152x = 1,328,903 × 1,328,903
  4. Step 4: Simplify right side
    886,152x = 1,765,983,183,409
  5. Step 5: Solve for x
    x = 1,765,983,183,409/886,152
  6. Step 6: Final answer
    x = 1,992,867.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.