Home / 3,063,175.56-4,227,112.82-1,917,887.88

Finding the Fourth Proportional to 3,063,175.56, 4,227,112.82 and 1,917,887.88

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Solution

The fourth proportional to 3,063,175.56, 4,227,112.82 and 1,917,887.88 is: 2,646,641.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,063,175.56 : 4,227,112.82 = 1,917,887.88 : x
  2. Step 2: Convert to fraction form
    3,063,175.56/4,227,112.82 = 1,917,887.88/x
  3. Step 3: Cross multiply
    3,063,175.56x = 4,227,112.82 × 1,917,887.88
  4. Step 4: Simplify right side
    3,063,175.56x = 8,107,128,444,870.62
  5. Step 5: Solve for x
    x = 8,107,128,444,870.62/3,063,175.56
  6. Step 6: Final answer
    x = 2,646,641.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.