Home / 1,586,185.92-2,188,939.32-861,034.14

Finding the Fourth Proportional to 1,586,185.92, 2,188,939.32 and 861,034.14

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Solution

The fourth proportional to 1,586,185.92, 2,188,939.32 and 861,034.14 is: 1,188,228.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,185.92 : 2,188,939.32 = 861,034.14 : x
  2. Step 2: Convert to fraction form
    1,586,185.92/2,188,939.32 = 861,034.14/x
  3. Step 3: Cross multiply
    1,586,185.92x = 2,188,939.32 × 861,034.14
  4. Step 4: Simplify right side
    1,586,185.92x = 1,884,751,484,908.38
  5. Step 5: Solve for x
    x = 1,884,751,484,908.38/1,586,185.92
  6. Step 6: Final answer
    x = 1,188,228.61

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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.