Home / 3,784,033.40-5,222,087.94-2,152,398.92

Finding the Fourth Proportional to 3,784,033.40, 5,222,087.94 and 2,152,398.92

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Solution

The fourth proportional to 3,784,033.40, 5,222,087.94 and 2,152,398.92 is: 2,970,379.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,784,033.40 : 5,222,087.94 = 2,152,398.92 : x
  2. Step 2: Convert to fraction form
    3,784,033.40/5,222,087.94 = 2,152,398.92/x
  3. Step 3: Cross multiply
    3,784,033.40x = 5,222,087.94 × 2,152,398.92
  4. Step 4: Simplify right side
    3,784,033.40x = 11,240,016,442,201.03
  5. Step 5: Solve for x
    x = 11,240,016,442,201.03/3,784,033.40
  6. Step 6: Final answer
    x = 2,970,379.82

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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.