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Finding the Third Proportional to 652,710 and 997,826

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Solution

The third proportional to 652,710 and 997,826 is: 1,525,419.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,710 : 997,826 = 997,826 : x
  2. Step 2: Convert to fraction form
    652,710/997,826 = 997,826/x
  3. Step 3: Cross multiply
    652,710x = 997,826 × 997,826
  4. Step 4: Simplify right side
    652,710x = 995,656,726,276
  5. Step 5: Solve for x
    x = 995,656,726,276/652,710
  6. Step 6: Final answer
    x = 1,525,419.75

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.