Home / 2,382,911.32-3,288,439.65-1,295,185.36

Finding the Fourth Proportional to 2,382,911.32, 3,288,439.65 and 1,295,185.36

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Solution

The fourth proportional to 2,382,911.32, 3,288,439.65 and 1,295,185.36 is: 1,787,367.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,382,911.32 : 3,288,439.65 = 1,295,185.36 : x
  2. Step 2: Convert to fraction form
    2,382,911.32/3,288,439.65 = 1,295,185.36/x
  3. Step 3: Cross multiply
    2,382,911.32x = 3,288,439.65 × 1,295,185.36
  4. Step 4: Simplify right side
    2,382,911.32x = 4,259,138,891,923.52
  5. Step 5: Solve for x
    x = 4,259,138,891,923.52/2,382,911.32
  6. Step 6: Final answer
    x = 1,787,367.77

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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.