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Finding the Third Proportional to 1,399,246 and 2,160,707

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Solution

The third proportional to 1,399,246 and 2,160,707 is: 3,336,550.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,399,246 : 2,160,707 = 2,160,707 : x
  2. Step 2: Convert to fraction form
    1,399,246/2,160,707 = 2,160,707/x
  3. Step 3: Cross multiply
    1,399,246x = 2,160,707 × 2,160,707
  4. Step 4: Simplify right side
    1,399,246x = 4,668,654,739,849
  5. Step 5: Solve for x
    x = 4,668,654,739,849/1,399,246
  6. Step 6: Final answer
    x = 3,336,550.36

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.