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Finding the Third Proportional to 2,215,290.50 and 3,319,240

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Solution

The third proportional to 2,215,290.50 and 3,319,240 is: 4,973,322.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,215,290.50 : 3,319,240 = 3,319,240 : x
  2. Step 2: Convert to fraction form
    2,215,290.50/3,319,240 = 3,319,240/x
  3. Step 3: Cross multiply
    2,215,290.50x = 3,319,240 × 3,319,240
  4. Step 4: Simplify right side
    2,215,290.50x = 11,017,354,177,600
  5. Step 5: Solve for x
    x = 11,017,354,177,600/2,215,290.50
  6. Step 6: Final answer
    x = 4,973,322.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.