Home / 2,878,562.14-3,972,311.44-1,589,374.85

Finding the Fourth Proportional to 2,878,562.14, 3,972,311.44 and 1,589,374.85

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Solution

The fourth proportional to 2,878,562.14, 3,972,311.44 and 1,589,374.85 is: 2,193,279.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878,562.14 : 3,972,311.44 = 1,589,374.85 : x
  2. Step 2: Convert to fraction form
    2,878,562.14/3,972,311.44 = 1,589,374.85/x
  3. Step 3: Cross multiply
    2,878,562.14x = 3,972,311.44 × 1,589,374.85
  4. Step 4: Simplify right side
    2,878,562.14x = 6,313,491,875,268.29
  5. Step 5: Solve for x
    x = 6,313,491,875,268.29/2,878,562.14
  6. Step 6: Final answer
    x = 2,193,279.69

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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.