Home / 3,240,979.36-4,472,641.76-1,790,768.27

Finding the Fourth Proportional to 3,240,979.36, 4,472,641.76 and 1,790,768.27

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Solution

The fourth proportional to 3,240,979.36, 4,472,641.76 and 1,790,768.27 is: 2,471,310.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240,979.36 : 4,472,641.76 = 1,790,768.27 : x
  2. Step 2: Convert to fraction form
    3,240,979.36/4,472,641.76 = 1,790,768.27/x
  3. Step 3: Cross multiply
    3,240,979.36x = 4,472,641.76 × 1,790,768.27
  4. Step 4: Simplify right side
    3,240,979.36x = 8,009,464,949,112.72
  5. Step 5: Solve for x
    x = 8,009,464,949,112.72/3,240,979.36
  6. Step 6: Final answer
    x = 2,471,310.08

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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.