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Finding the Third Proportional to 2,195,611.31 and 3,426,208.88

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Solution

The third proportional to 2,195,611.31 and 3,426,208.88 is: 5,346,532.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195,611.31 : 3,426,208.88 = 3,426,208.88 : x
  2. Step 2: Convert to fraction form
    2,195,611.31/3,426,208.88 = 3,426,208.88/x
  3. Step 3: Cross multiply
    2,195,611.31x = 3,426,208.88 × 3,426,208.88
  4. Step 4: Simplify right side
    2,195,611.31x = 11,738,907,255,128.77
  5. Step 5: Solve for x
    x = 11,738,907,255,128.77/2,195,611.31
  6. Step 6: Final answer
    x = 5,346,532.51

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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.