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Finding the Third Proportional to 722,689 and 1,606,954

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Solution

The third proportional to 722,689 and 1,606,954 is: 3,573,184.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,689 : 1,606,954 = 1,606,954 : x
  2. Step 2: Convert to fraction form
    722,689/1,606,954 = 1,606,954/x
  3. Step 3: Cross multiply
    722,689x = 1,606,954 × 1,606,954
  4. Step 4: Simplify right side
    722,689x = 2,582,301,158,116
  5. Step 5: Solve for x
    x = 2,582,301,158,116/722,689
  6. Step 6: Final answer
    x = 3,573,184.53

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.