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Finding the Third Proportional to 1,153,205 and 2,476,915

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Solution

The third proportional to 1,153,205 and 2,476,915 is: 5,320,049.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,205 : 2,476,915 = 2,476,915 : x
  2. Step 2: Convert to fraction form
    1,153,205/2,476,915 = 2,476,915/x
  3. Step 3: Cross multiply
    1,153,205x = 2,476,915 × 2,476,915
  4. Step 4: Simplify right side
    1,153,205x = 6,135,107,917,225
  5. Step 5: Solve for x
    x = 6,135,107,917,225/1,153,205
  6. Step 6: Final answer
    x = 5,320,049.70

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.