Home / 2,162,717.40-2,984,429.64-1,195,789.68

Finding the Fourth Proportional to 2,162,717.40, 2,984,429.64 and 1,195,789.68

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Solution

The fourth proportional to 2,162,717.40, 2,984,429.64 and 1,195,789.68 is: 1,650,123.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,162,717.40 : 2,984,429.64 = 1,195,789.68 : x
  2. Step 2: Convert to fraction form
    2,162,717.40/2,984,429.64 = 1,195,789.68/x
  3. Step 3: Cross multiply
    2,162,717.40x = 2,984,429.64 × 1,195,789.68
  4. Step 4: Simplify right side
    2,162,717.40x = 3,568,750,164,198.12
  5. Step 5: Solve for x
    x = 3,568,750,164,198.12/2,162,717.40
  6. Step 6: Final answer
    x = 1,650,123.20

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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.