Home / 1,585,682.28-2,188,171.62-906,663.24

Finding the Fourth Proportional to 1,585,682.28, 2,188,171.62 and 906,663.24

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Solution

The fourth proportional to 1,585,682.28, 2,188,171.62 and 906,663.24 is: 1,251,155.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,682.28 : 2,188,171.62 = 906,663.24 : x
  2. Step 2: Convert to fraction form
    1,585,682.28/2,188,171.62 = 906,663.24/x
  3. Step 3: Cross multiply
    1,585,682.28x = 2,188,171.62 × 906,663.24
  4. Step 4: Simplify right side
    1,585,682.28x = 1,983,934,770,665.25
  5. Step 5: Solve for x
    x = 1,983,934,770,665.25/1,585,682.28
  6. Step 6: Final answer
    x = 1,251,155.29

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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.