Home / 3,639,924.27-5,459,886-1,243,789.56

Finding the Fourth Proportional to 3,639,924.27, 5,459,886 and 1,243,789.56

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Solution

The fourth proportional to 3,639,924.27, 5,459,886 and 1,243,789.56 is: 1,865,684.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639,924.27 : 5,459,886 = 1,243,789.56 : x
  2. Step 2: Convert to fraction form
    3,639,924.27/5,459,886 = 1,243,789.56/x
  3. Step 3: Cross multiply
    3,639,924.27x = 5,459,886 × 1,243,789.56
  4. Step 4: Simplify right side
    3,639,924.27x = 6,790,949,205,590.16
  5. Step 5: Solve for x
    x = 6,790,949,205,590.16/3,639,924.27
  6. Step 6: Final answer
    x = 1,865,684.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.