Home / 3,063,174.56-4,227,111.44-1,917,886.88

Finding the Fourth Proportional to 3,063,174.56, 4,227,111.44 and 1,917,886.88

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Solution

The fourth proportional to 3,063,174.56, 4,227,111.44 and 1,917,886.88 is: 2,646,640.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,063,174.56 : 4,227,111.44 = 1,917,886.88 : x
  2. Step 2: Convert to fraction form
    3,063,174.56/4,227,111.44 = 1,917,886.88/x
  3. Step 3: Cross multiply
    3,063,174.56x = 4,227,111.44 × 1,917,886.88
  4. Step 4: Simplify right side
    3,063,174.56x = 8,107,121,571,073.91
  5. Step 5: Solve for x
    x = 8,107,121,571,073.91/3,063,174.56
  6. Step 6: Final answer
    x = 2,646,640.41

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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.