Home / 1,211,935.69-1,817,976.43-370,494.73

Finding the Fourth Proportional to 1,211,935.69, 1,817,976.43 and 370,494.73

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Solution

The fourth proportional to 1,211,935.69, 1,817,976.43 and 370,494.73 is: 555,764.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,935.69 : 1,817,976.43 = 370,494.73 : x
  2. Step 2: Convert to fraction form
    1,211,935.69/1,817,976.43 = 370,494.73/x
  3. Step 3: Cross multiply
    1,211,935.69x = 1,817,976.43 × 370,494.73
  4. Step 4: Simplify right side
    1,211,935.69x = 673,550,682,497.39
  5. Step 5: Solve for x
    x = 673,550,682,497.39/1,211,935.69
  6. Step 6: Final answer
    x = 555,764.38

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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.