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Finding the Third Proportional to 750,904 and 1,555,009

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Solution

The third proportional to 750,904 and 1,555,009 is: 3,220,189.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,904 : 1,555,009 = 1,555,009 : x
  2. Step 2: Convert to fraction form
    750,904/1,555,009 = 1,555,009/x
  3. Step 3: Cross multiply
    750,904x = 1,555,009 × 1,555,009
  4. Step 4: Simplify right side
    750,904x = 2,418,052,990,081
  5. Step 5: Solve for x
    x = 2,418,052,990,081/750,904
  6. Step 6: Final answer
    x = 3,220,189.25

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.