Home / 1,586,181.04-2,188,932.62-861,029.25

Finding the Fourth Proportional to 1,586,181.04, 2,188,932.62 and 861,029.25

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Solution

The fourth proportional to 1,586,181.04, 2,188,932.62 and 861,029.25 is: 1,188,221.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,181.04 : 2,188,932.62 = 861,029.25 : x
  2. Step 2: Convert to fraction form
    1,586,181.04/2,188,932.62 = 861,029.25/x
  3. Step 3: Cross multiply
    1,586,181.04x = 2,188,932.62 × 861,029.25
  4. Step 4: Simplify right side
    1,586,181.04x = 1,884,735,012,099.14
  5. Step 5: Solve for x
    x = 1,884,735,012,099.14/1,586,181.04
  6. Step 6: Final answer
    x = 1,188,221.88

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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.