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Finding the Third Proportional to 528,455.50 and 1,131,645

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Solution

The third proportional to 528,455.50 and 1,131,645 is: 2,423,326.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,455.50 : 1,131,645 = 1,131,645 : x
  2. Step 2: Convert to fraction form
    528,455.50/1,131,645 = 1,131,645/x
  3. Step 3: Cross multiply
    528,455.50x = 1,131,645 × 1,131,645
  4. Step 4: Simplify right side
    528,455.50x = 1,280,620,406,025
  5. Step 5: Solve for x
    x = 1,280,620,406,025/528,455.50
  6. Step 6: Final answer
    x = 2,423,326.86

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.