Home / 1,969,470.30-2,951,720.46-1,056,388.26

Finding the Fourth Proportional to 1,969,470.30, 2,951,720.46 and 1,056,388.26

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Solution

The fourth proportional to 1,969,470.30, 2,951,720.46 and 1,056,388.26 is: 1,583,249.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,470.30 : 2,951,720.46 = 1,056,388.26 : x
  2. Step 2: Convert to fraction form
    1,969,470.30/2,951,720.46 = 1,056,388.26/x
  3. Step 3: Cross multiply
    1,969,470.30x = 2,951,720.46 × 1,056,388.26
  4. Step 4: Simplify right side
    1,969,470.30x = 3,118,162,840,745.80
  5. Step 5: Solve for x
    x = 3,118,162,840,745.80/1,969,470.30
  6. Step 6: Final answer
    x = 1,583,249.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.