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Finding the Third Proportional to 1,356,508.69 and 2,986,265.81

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Solution

The third proportional to 1,356,508.69 and 2,986,265.81 is: 6,574,070.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,508.69 : 2,986,265.81 = 2,986,265.81 : x
  2. Step 2: Convert to fraction form
    1,356,508.69/2,986,265.81 = 2,986,265.81/x
  3. Step 3: Cross multiply
    1,356,508.69x = 2,986,265.81 × 2,986,265.81
  4. Step 4: Simplify right side
    1,356,508.69x = 8,917,783,502,906.29
  5. Step 5: Solve for x
    x = 8,917,783,502,906.29/1,356,508.69
  6. Step 6: Final answer
    x = 6,574,070.32

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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.