Home / 2,936,685.82-4,405,148.19-1,398,890.71

Finding the Fourth Proportional to 2,936,685.82, 4,405,148.19 and 1,398,890.71

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Solution

The fourth proportional to 2,936,685.82, 4,405,148.19 and 1,398,890.71 is: 2,098,392.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,936,685.82 : 4,405,148.19 = 1,398,890.71 : x
  2. Step 2: Convert to fraction form
    2,936,685.82/4,405,148.19 = 1,398,890.71/x
  3. Step 3: Cross multiply
    2,936,685.82x = 4,405,148.19 × 1,398,890.71
  4. Step 4: Simplify right side
    2,936,685.82x = 6,162,320,879,164.32
  5. Step 5: Solve for x
    x = 6,162,320,879,164.32/2,936,685.82
  6. Step 6: Final answer
    x = 2,098,392.97

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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.