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Finding the Third Proportional to 528,248 and 1,100,269

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Solution

The third proportional to 528,248 and 1,100,269 is: 2,291,711.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,248 : 1,100,269 = 1,100,269 : x
  2. Step 2: Convert to fraction form
    528,248/1,100,269 = 1,100,269/x
  3. Step 3: Cross multiply
    528,248x = 1,100,269 × 1,100,269
  4. Step 4: Simplify right side
    528,248x = 1,210,591,872,361
  5. Step 5: Solve for x
    x = 1,210,591,872,361/528,248
  6. Step 6: Final answer
    x = 2,291,711.23

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.