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Finding the Third Proportional to 1,606,685.63 and 2,489,383.13

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Solution

The third proportional to 1,606,685.63 and 2,489,383.13 is: 3,857,026.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606,685.63 : 2,489,383.13 = 2,489,383.13 : x
  2. Step 2: Convert to fraction form
    1,606,685.63/2,489,383.13 = 2,489,383.13/x
  3. Step 3: Cross multiply
    1,606,685.63x = 2,489,383.13 × 2,489,383.13
  4. Step 4: Simplify right side
    1,606,685.63x = 6,197,028,343,034.77
  5. Step 5: Solve for x
    x = 6,197,028,343,034.77/1,606,685.63
  6. Step 6: Final answer
    x = 3,857,026.07

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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.