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Finding the Third Proportional to 699,763 and 1,526,138

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Solution

The third proportional to 699,763 and 1,526,138 is: 3,328,408.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,763 : 1,526,138 = 1,526,138 : x
  2. Step 2: Convert to fraction form
    699,763/1,526,138 = 1,526,138/x
  3. Step 3: Cross multiply
    699,763x = 1,526,138 × 1,526,138
  4. Step 4: Simplify right side
    699,763x = 2,329,097,195,044
  5. Step 5: Solve for x
    x = 2,329,097,195,044/699,763
  6. Step 6: Final answer
    x = 3,328,408.61

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.