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Finding the Third Proportional to 2,889,810 and 4,500,177.75

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Solution

The third proportional to 2,889,810 and 4,500,177.75 is: 7,007,934.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889,810 : 4,500,177.75 = 4,500,177.75 : x
  2. Step 2: Convert to fraction form
    2,889,810/4,500,177.75 = 4,500,177.75/x
  3. Step 3: Cross multiply
    2,889,810x = 4,500,177.75 × 4,500,177.75
  4. Step 4: Simplify right side
    2,889,810x = 20,251,599,781,595.06
  5. Step 5: Solve for x
    x = 20,251,599,781,595.06/2,889,810
  6. Step 6: Final answer
    x = 7,007,934.70

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.