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Finding the Third Proportional to 722,508 and 1,588,035

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Solution

The third proportional to 722,508 and 1,588,035 is: 3,490,418.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,508 : 1,588,035 = 1,588,035 : x
  2. Step 2: Convert to fraction form
    722,508/1,588,035 = 1,588,035/x
  3. Step 3: Cross multiply
    722,508x = 1,588,035 × 1,588,035
  4. Step 4: Simplify right side
    722,508x = 2,521,855,161,225
  5. Step 5: Solve for x
    x = 2,521,855,161,225/722,508
  6. Step 6: Final answer
    x = 3,490,418.32

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.