Home / 1,804,743.92-2,707,086.82-438,528.43

Finding the Fourth Proportional to 1,804,743.92, 2,707,086.82 and 438,528.43

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Solution

The fourth proportional to 1,804,743.92, 2,707,086.82 and 438,528.43 is: 657,785.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804,743.92 : 2,707,086.82 = 438,528.43 : x
  2. Step 2: Convert to fraction form
    1,804,743.92/2,707,086.82 = 438,528.43/x
  3. Step 3: Cross multiply
    1,804,743.92x = 2,707,086.82 × 438,528.43
  4. Step 4: Simplify right side
    1,804,743.92x = 1,187,134,530,855.65
  5. Step 5: Solve for x
    x = 1,187,134,530,855.65/1,804,743.92
  6. Step 6: Final answer
    x = 657,785.58

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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.