Home / 1,581,179.40-2,182,028.40-856,027.26

Finding the Fourth Proportional to 1,581,179.40, 2,182,028.40 and 856,027.26

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Solution

The fourth proportional to 1,581,179.40, 2,182,028.40 and 856,027.26 is: 1,181,318.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,179.40 : 2,182,028.40 = 856,027.26 : x
  2. Step 2: Convert to fraction form
    1,581,179.40/2,182,028.40 = 856,027.26/x
  3. Step 3: Cross multiply
    1,581,179.40x = 2,182,028.40 × 856,027.26
  4. Step 4: Simplify right side
    1,581,179.40x = 1,867,875,792,494.18
  5. Step 5: Solve for x
    x = 1,867,875,792,494.18/1,581,179.40
  6. Step 6: Final answer
    x = 1,181,318.07

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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.