Home / 3,161,983.64-4,363,567.48-1,855,257.90

Finding the Fourth Proportional to 3,161,983.64, 4,363,567.48 and 1,855,257.90

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Solution

The fourth proportional to 3,161,983.64, 4,363,567.48 and 1,855,257.90 is: 2,560,273.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161,983.64 : 4,363,567.48 = 1,855,257.90 : x
  2. Step 2: Convert to fraction form
    3,161,983.64/4,363,567.48 = 1,855,257.90/x
  3. Step 3: Cross multiply
    3,161,983.64x = 4,363,567.48 × 1,855,257.90
  4. Step 4: Simplify right side
    3,161,983.64x = 8,095,543,039,453.09
  5. Step 5: Solve for x
    x = 8,095,543,039,453.09/3,161,983.64
  6. Step 6: Final answer
    x = 2,560,273.54

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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.