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Finding the Third Proportional to 1,169,128 and 2,512,303

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Solution

The third proportional to 1,169,128 and 2,512,303 is: 5,398,610.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,128 : 2,512,303 = 2,512,303 : x
  2. Step 2: Convert to fraction form
    1,169,128/2,512,303 = 2,512,303/x
  3. Step 3: Cross multiply
    1,169,128x = 2,512,303 × 2,512,303
  4. Step 4: Simplify right side
    1,169,128x = 6,311,666,363,809
  5. Step 5: Solve for x
    x = 6,311,666,363,809/1,169,128
  6. Step 6: Final answer
    x = 5,398,610.22

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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.