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Finding the Third Proportional to 670,082 and 1,036,228

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Solution

The third proportional to 670,082 and 1,036,228 is: 1,602,443.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,082 : 1,036,228 = 1,036,228 : x
  2. Step 2: Convert to fraction form
    670,082/1,036,228 = 1,036,228/x
  3. Step 3: Cross multiply
    670,082x = 1,036,228 × 1,036,228
  4. Step 4: Simplify right side
    670,082x = 1,073,768,467,984
  5. Step 5: Solve for x
    x = 1,073,768,467,984/670,082
  6. Step 6: Final answer
    x = 1,602,443.38

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.