Home / 3,909,579.09-5,392,020.37-2,751,857.83

Finding the Fourth Proportional to 3,909,579.09, 5,392,020.37 and 2,751,857.83

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Solution

The fourth proportional to 3,909,579.09, 5,392,020.37 and 2,751,857.83 is: 3,795,312.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,909,579.09 : 5,392,020.37 = 2,751,857.83 : x
  2. Step 2: Convert to fraction form
    3,909,579.09/5,392,020.37 = 2,751,857.83/x
  3. Step 3: Cross multiply
    3,909,579.09x = 5,392,020.37 × 2,751,857.83
  4. Step 4: Simplify right side
    3,909,579.09x = 14,838,073,474,704.00
  5. Step 5: Solve for x
    x = 14,838,073,474,704.00/3,909,579.09
  6. Step 6: Final answer
    x = 3,795,312.27

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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.