Home / 4,527,257.82-6,790,730.81-1,288,815.39

Finding the Fourth Proportional to 4,527,257.82, 6,790,730.81 and 1,288,815.39

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Solution

The fourth proportional to 4,527,257.82, 6,790,730.81 and 1,288,815.39 is: 1,933,178.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,527,257.82 : 6,790,730.81 = 1,288,815.39 : x
  2. Step 2: Convert to fraction form
    4,527,257.82/6,790,730.81 = 1,288,815.39/x
  3. Step 3: Cross multiply
    4,527,257.82x = 6,790,730.81 × 1,288,815.39
  4. Step 4: Simplify right side
    4,527,257.82x = 8,751,998,370,831.09
  5. Step 5: Solve for x
    x = 8,751,998,370,831.09/4,527,257.82
  6. Step 6: Final answer
    x = 1,933,178.70

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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.