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Finding the Third Proportional to 695,574 and 1,465,865

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Solution

The third proportional to 695,574 and 1,465,865 is: 3,089,189.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,574 : 1,465,865 = 1,465,865 : x
  2. Step 2: Convert to fraction form
    695,574/1,465,865 = 1,465,865/x
  3. Step 3: Cross multiply
    695,574x = 1,465,865 × 1,465,865
  4. Step 4: Simplify right side
    695,574x = 2,148,760,198,225
  5. Step 5: Solve for x
    x = 2,148,760,198,225/695,574
  6. Step 6: Final answer
    x = 3,089,189.93

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.