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Finding the Third Proportional to 808,419 and 1,347,285

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Solution

The third proportional to 808,419 and 1,347,285 is: 2,245,341.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,419 : 1,347,285 = 1,347,285 : x
  2. Step 2: Convert to fraction form
    808,419/1,347,285 = 1,347,285/x
  3. Step 3: Cross multiply
    808,419x = 1,347,285 × 1,347,285
  4. Step 4: Simplify right side
    808,419x = 1,815,176,871,225
  5. Step 5: Solve for x
    x = 1,815,176,871,225/808,419
  6. Step 6: Final answer
    x = 2,245,341.67

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.