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Finding the Third Proportional to 529,310 and 1,249,322

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Solution

The third proportional to 529,310 and 1,249,322 is: 2,948,754.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,310 : 1,249,322 = 1,249,322 : x
  2. Step 2: Convert to fraction form
    529,310/1,249,322 = 1,249,322/x
  3. Step 3: Cross multiply
    529,310x = 1,249,322 × 1,249,322
  4. Step 4: Simplify right side
    529,310x = 1,560,805,459,684
  5. Step 5: Solve for x
    x = 1,560,805,459,684/529,310
  6. Step 6: Final answer
    x = 2,948,754.91

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.