Home / 5,190,575.82-7,786,608.22-1,596,645.91

Finding the Fourth Proportional to 5,190,575.82, 7,786,608.22 and 1,596,645.91

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Solution

The fourth proportional to 5,190,575.82, 7,786,608.22 and 1,596,645.91 is: 2,395,197.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,190,575.82 : 7,786,608.22 = 1,596,645.91 : x
  2. Step 2: Convert to fraction form
    5,190,575.82/7,786,608.22 = 1,596,645.91/x
  3. Step 3: Cross multiply
    5,190,575.82x = 7,786,608.22 × 1,596,645.91
  4. Step 4: Simplify right side
    5,190,575.82x = 12,432,456,169,983.31
  5. Step 5: Solve for x
    x = 12,432,456,169,983.31/5,190,575.82
  6. Step 6: Final answer
    x = 2,395,197.88

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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.