Home / 3,491,870.90-5,236,279.41-1,761,676.26

Finding the Fourth Proportional to 3,491,870.90, 5,236,279.41 and 1,761,676.26

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Solution

The fourth proportional to 3,491,870.90, 5,236,279.41 and 1,761,676.26 is: 2,641,744.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,491,870.90 : 5,236,279.41 = 1,761,676.26 : x
  2. Step 2: Convert to fraction form
    3,491,870.90/5,236,279.41 = 1,761,676.26/x
  3. Step 3: Cross multiply
    3,491,870.90x = 5,236,279.41 × 1,761,676.26
  4. Step 4: Simplify right side
    3,491,870.90x = 9,224,629,109,777.09
  5. Step 5: Solve for x
    x = 9,224,629,109,777.09/3,491,870.90
  6. Step 6: Final answer
    x = 2,641,744.03

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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.