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Finding the Third Proportional to 507,690 and 1,085,346

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Solution

The third proportional to 507,690 and 1,085,346 is: 2,320,266.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,690 : 1,085,346 = 1,085,346 : x
  2. Step 2: Convert to fraction form
    507,690/1,085,346 = 1,085,346/x
  3. Step 3: Cross multiply
    507,690x = 1,085,346 × 1,085,346
  4. Step 4: Simplify right side
    507,690x = 1,177,975,939,716
  5. Step 5: Solve for x
    x = 1,177,975,939,716/507,690
  6. Step 6: Final answer
    x = 2,320,266.19

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.