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Finding the Third Proportional to 528,131.25 and 1,140,450.75

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Solution

The third proportional to 528,131.25 and 1,140,450.75 is: 2,462,698.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,131.25 : 1,140,450.75 = 1,140,450.75 : x
  2. Step 2: Convert to fraction form
    528,131.25/1,140,450.75 = 1,140,450.75/x
  3. Step 3: Cross multiply
    528,131.25x = 1,140,450.75 × 1,140,450.75
  4. Step 4: Simplify right side
    528,131.25x = 1,300,627,913,175.56
  5. Step 5: Solve for x
    x = 1,300,627,913,175.56/528,131.25
  6. Step 6: Final answer
    x = 2,462,698.27

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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.