Home / 3,181,932.14-4,391,991.65-2,079,529.39

Finding the Fourth Proportional to 3,181,932.14, 4,391,991.65 and 2,079,529.39

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Solution

The fourth proportional to 3,181,932.14, 4,391,991.65 and 2,079,529.39 is: 2,870,355.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,181,932.14 : 4,391,991.65 = 2,079,529.39 : x
  2. Step 2: Convert to fraction form
    3,181,932.14/4,391,991.65 = 2,079,529.39/x
  3. Step 3: Cross multiply
    3,181,932.14x = 4,391,991.65 × 2,079,529.39
  4. Step 4: Simplify right side
    3,181,932.14x = 9,133,275,689,650.81
  5. Step 5: Solve for x
    x = 9,133,275,689,650.81/3,181,932.14
  6. Step 6: Final answer
    x = 2,870,355.27

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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.