Home / 4,120,826.10-6,181,165.26-1,691,451.82

Finding the Fourth Proportional to 4,120,826.10, 6,181,165.26 and 1,691,451.82

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Solution

The fourth proportional to 4,120,826.10, 6,181,165.26 and 1,691,451.82 is: 2,537,147.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,120,826.10 : 6,181,165.26 = 1,691,451.82 : x
  2. Step 2: Convert to fraction form
    4,120,826.10/6,181,165.26 = 1,691,451.82/x
  3. Step 3: Cross multiply
    4,120,826.10x = 6,181,165.26 × 1,691,451.82
  4. Step 4: Simplify right side
    4,120,826.10x = 10,455,143,231,717.02
  5. Step 5: Solve for x
    x = 10,455,143,231,717.02/4,120,826.10
  6. Step 6: Final answer
    x = 2,537,147.40

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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.