Home / 3,571,739.82-4,929,089.84-1,940,146.69

Finding the Fourth Proportional to 3,571,739.82, 4,929,089.84 and 1,940,146.69

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Solution

The fourth proportional to 3,571,739.82, 4,929,089.84 and 1,940,146.69 is: 2,677,450.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571,739.82 : 4,929,089.84 = 1,940,146.69 : x
  2. Step 2: Convert to fraction form
    3,571,739.82/4,929,089.84 = 1,940,146.69/x
  3. Step 3: Cross multiply
    3,571,739.82x = 4,929,089.84 × 1,940,146.69
  4. Step 4: Simplify right side
    3,571,739.82x = 9,563,157,328,087.90
  5. Step 5: Solve for x
    x = 9,563,157,328,087.90/3,571,739.82
  6. Step 6: Final answer
    x = 2,677,450.72

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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.