Home / 3,003,218.72-4,503,886.86-981,001.88

Finding the Fourth Proportional to 3,003,218.72, 4,503,886.86 and 981,001.88

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Solution

The fourth proportional to 3,003,218.72, 4,503,886.86 and 981,001.88 is: 1,471,195.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003,218.72 : 4,503,886.86 = 981,001.88 : x
  2. Step 2: Convert to fraction form
    3,003,218.72/4,503,886.86 = 981,001.88/x
  3. Step 3: Cross multiply
    3,003,218.72x = 4,503,886.86 × 981,001.88
  4. Step 4: Simplify right side
    3,003,218.72x = 4,418,321,476,967.30
  5. Step 5: Solve for x
    x = 4,418,321,476,967.30/3,003,218.72
  6. Step 6: Final answer
    x = 1,471,195.37

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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.