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Finding the Third Proportional to 708,462 and 1,528,866

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Solution

The third proportional to 708,462 and 1,528,866 is: 3,299,303.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,462 : 1,528,866 = 1,528,866 : x
  2. Step 2: Convert to fraction form
    708,462/1,528,866 = 1,528,866/x
  3. Step 3: Cross multiply
    708,462x = 1,528,866 × 1,528,866
  4. Step 4: Simplify right side
    708,462x = 2,337,431,245,956
  5. Step 5: Solve for x
    x = 2,337,431,245,956/708,462
  6. Step 6: Final answer
    x = 3,299,303.63

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.