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Finding the Third Proportional to 2,685,837 and 4,164,907.50

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Solution

The third proportional to 2,685,837 and 4,164,907.50 is: 6,458,491.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,837 : 4,164,907.50 = 4,164,907.50 : x
  2. Step 2: Convert to fraction form
    2,685,837/4,164,907.50 = 4,164,907.50/x
  3. Step 3: Cross multiply
    2,685,837x = 4,164,907.50 × 4,164,907.50
  4. Step 4: Simplify right side
    2,685,837x = 17,346,454,483,556.25
  5. Step 5: Solve for x
    x = 17,346,454,483,556.25/2,685,837
  6. Step 6: Final answer
    x = 6,458,491.15

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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.