Home / 1,589,447.58-2,193,917.94-1,080,445.20

Finding the Fourth Proportional to 1,589,447.58, 2,193,917.94 and 1,080,445.20

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Solution

The fourth proportional to 1,589,447.58, 2,193,917.94 and 1,080,445.20 is: 1,491,340.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589,447.58 : 2,193,917.94 = 1,080,445.20 : x
  2. Step 2: Convert to fraction form
    1,589,447.58/2,193,917.94 = 1,080,445.20/x
  3. Step 3: Cross multiply
    1,589,447.58x = 2,193,917.94 × 1,080,445.20
  4. Step 4: Simplify right side
    1,589,447.58x = 2,370,408,107,466.89
  5. Step 5: Solve for x
    x = 2,370,408,107,466.89/1,589,447.58
  6. Step 6: Final answer
    x = 1,491,340.85

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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.