Home / 1,783,976.91-2,461,889.40-968,180.39

Finding the Fourth Proportional to 1,783,976.91, 2,461,889.40 and 968,180.39

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Solution

The fourth proportional to 1,783,976.91, 2,461,889.40 and 968,180.39 is: 1,336,089.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,976.91 : 2,461,889.40 = 968,180.39 : x
  2. Step 2: Convert to fraction form
    1,783,976.91/2,461,889.40 = 968,180.39/x
  3. Step 3: Cross multiply
    1,783,976.91x = 2,461,889.40 × 968,180.39
  4. Step 4: Simplify right side
    1,783,976.91x = 2,383,553,046,568.96
  5. Step 5: Solve for x
    x = 2,383,553,046,568.96/1,783,976.91
  6. Step 6: Final answer
    x = 1,336,089.63

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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.