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Finding the Third Proportional to 813,922 and 1,197,352

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Solution

The third proportional to 813,922 and 1,197,352 is: 1,761,411.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    813,922 : 1,197,352 = 1,197,352 : x
  2. Step 2: Convert to fraction form
    813,922/1,197,352 = 1,197,352/x
  3. Step 3: Cross multiply
    813,922x = 1,197,352 × 1,197,352
  4. Step 4: Simplify right side
    813,922x = 1,433,651,811,904
  5. Step 5: Solve for x
    x = 1,433,651,811,904/813,922
  6. Step 6: Final answer
    x = 1,761,411.80

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.