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Finding the Third Proportional to 721,567.50 and 1,568,725.50

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Solution

The third proportional to 721,567.50 and 1,568,725.50 is: 3,410,491.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    721,567.50 : 1,568,725.50 = 1,568,725.50 : x
  2. Step 2: Convert to fraction form
    721,567.50/1,568,725.50 = 1,568,725.50/x
  3. Step 3: Cross multiply
    721,567.50x = 1,568,725.50 × 1,568,725.50
  4. Step 4: Simplify right side
    721,567.50x = 2,460,899,694,350.25
  5. Step 5: Solve for x
    x = 2,460,899,694,350.25/721,567.50
  6. Step 6: Final answer
    x = 3,410,491.32

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.