Home / 4,753,849.98-7,128,194.31-2,158,729.82

Finding the Fourth Proportional to 4,753,849.98, 7,128,194.31 and 2,158,729.82

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Solution

The fourth proportional to 4,753,849.98, 7,128,194.31 and 2,158,729.82 is: 3,236,922.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,753,849.98 : 7,128,194.31 = 2,158,729.82 : x
  2. Step 2: Convert to fraction form
    4,753,849.98/7,128,194.31 = 2,158,729.82/x
  3. Step 3: Cross multiply
    4,753,849.98x = 7,128,194.31 × 2,158,729.82
  4. Step 4: Simplify right side
    4,753,849.98x = 15,387,845,584,110.35
  5. Step 5: Solve for x
    x = 15,387,845,584,110.35/4,753,849.98
  6. Step 6: Final answer
    x = 3,236,922.84

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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.