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Finding the Third Proportional to 851,809.50 and 1,876,455

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Solution

The third proportional to 851,809.50 and 1,876,455 is: 4,133,651.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,809.50 : 1,876,455 = 1,876,455 : x
  2. Step 2: Convert to fraction form
    851,809.50/1,876,455 = 1,876,455/x
  3. Step 3: Cross multiply
    851,809.50x = 1,876,455 × 1,876,455
  4. Step 4: Simplify right side
    851,809.50x = 3,521,083,367,025
  5. Step 5: Solve for x
    x = 3,521,083,367,025/851,809.50
  6. Step 6: Final answer
    x = 4,133,651.21

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.