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Finding the Third Proportional to 1,966,652 and 3,090,209

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Solution

The third proportional to 1,966,652 and 3,090,209 is: 4,855,659.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966,652 : 3,090,209 = 3,090,209 : x
  2. Step 2: Convert to fraction form
    1,966,652/3,090,209 = 3,090,209/x
  3. Step 3: Cross multiply
    1,966,652x = 3,090,209 × 3,090,209
  4. Step 4: Simplify right side
    1,966,652x = 9,549,391,663,681
  5. Step 5: Solve for x
    x = 9,549,391,663,681/1,966,652
  6. Step 6: Final answer
    x = 4,855,659.09

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.