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Finding the Third Proportional to 1,423,130 and 2,201,197

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Solution

The third proportional to 1,423,130 and 2,201,197 is: 3,404,656.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,130 : 2,201,197 = 2,201,197 : x
  2. Step 2: Convert to fraction form
    1,423,130/2,201,197 = 2,201,197/x
  3. Step 3: Cross multiply
    1,423,130x = 2,201,197 × 2,201,197
  4. Step 4: Simplify right side
    1,423,130x = 4,845,268,232,809
  5. Step 5: Solve for x
    x = 4,845,268,232,809/1,423,130
  6. Step 6: Final answer
    x = 3,404,656.10

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.