Home / 3,419,581.92-4,719,005.92-1,870,815.54

Finding the Fourth Proportional to 3,419,581.92, 4,719,005.92 and 1,870,815.54

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Solution

The fourth proportional to 3,419,581.92, 4,719,005.92 and 1,870,815.54 is: 2,581,716.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419,581.92 : 4,719,005.92 = 1,870,815.54 : x
  2. Step 2: Convert to fraction form
    3,419,581.92/4,719,005.92 = 1,870,815.54/x
  3. Step 3: Cross multiply
    3,419,581.92x = 4,719,005.92 × 1,870,815.54
  4. Step 4: Simplify right side
    3,419,581.92x = 8,828,389,608,488.00
  5. Step 5: Solve for x
    x = 8,828,389,608,488.00/3,419,581.92
  6. Step 6: Final answer
    x = 2,581,716.07

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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.