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Finding the Third Proportional to 1,717,068.38 and 3,390,921

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Solution

The third proportional to 1,717,068.38 and 3,390,921 is: 6,696,498.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717,068.38 : 3,390,921 = 3,390,921 : x
  2. Step 2: Convert to fraction form
    1,717,068.38/3,390,921 = 3,390,921/x
  3. Step 3: Cross multiply
    1,717,068.38x = 3,390,921 × 3,390,921
  4. Step 4: Simplify right side
    1,717,068.38x = 11,498,345,228,241
  5. Step 5: Solve for x
    x = 11,498,345,228,241/1,717,068.38
  6. Step 6: Final answer
    x = 6,696,498.17

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Why These Related Problems?

These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.