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Finding the Third Proportional to 508,356 and 1,100,388

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Solution

The third proportional to 508,356 and 1,100,388 is: 2,381,901.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,356 : 1,100,388 = 1,100,388 : x
  2. Step 2: Convert to fraction form
    508,356/1,100,388 = 1,100,388/x
  3. Step 3: Cross multiply
    508,356x = 1,100,388 × 1,100,388
  4. Step 4: Simplify right side
    508,356x = 1,210,853,750,544
  5. Step 5: Solve for x
    x = 1,210,853,750,544/508,356
  6. Step 6: Final answer
    x = 2,381,901.17

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.