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Finding the Third Proportional to 1,238,654 and 2,626,159

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Solution

The third proportional to 1,238,654 and 2,626,159 is: 5,567,907.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,238,654 : 2,626,159 = 2,626,159 : x
  2. Step 2: Convert to fraction form
    1,238,654/2,626,159 = 2,626,159/x
  3. Step 3: Cross multiply
    1,238,654x = 2,626,159 × 2,626,159
  4. Step 4: Simplify right side
    1,238,654x = 6,896,711,093,281
  5. Step 5: Solve for x
    x = 6,896,711,093,281/1,238,654
  6. Step 6: Final answer
    x = 5,567,907.66

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.