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Finding the Third Proportional to 858,790.75 and 1,308,333.75

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Solution

The third proportional to 858,790.75 and 1,308,333.75 is: 1,993,194.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,790.75 : 1,308,333.75 = 1,308,333.75 : x
  2. Step 2: Convert to fraction form
    858,790.75/1,308,333.75 = 1,308,333.75/x
  3. Step 3: Cross multiply
    858,790.75x = 1,308,333.75 × 1,308,333.75
  4. Step 4: Simplify right side
    858,790.75x = 1,711,737,201,389.06
  5. Step 5: Solve for x
    x = 1,711,737,201,389.06/858,790.75
  6. Step 6: Final answer
    x = 1,993,194.74

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.