Home / 2,855,135.18-3,940,339.16-1,566,226.73

Finding the Fourth Proportional to 2,855,135.18, 3,940,339.16 and 1,566,226.73

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Solution

The fourth proportional to 2,855,135.18, 3,940,339.16 and 1,566,226.73 is: 2,161,531.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,855,135.18 : 3,940,339.16 = 1,566,226.73 : x
  2. Step 2: Convert to fraction form
    2,855,135.18/3,940,339.16 = 1,566,226.73/x
  3. Step 3: Cross multiply
    2,855,135.18x = 3,940,339.16 × 1,566,226.73
  4. Step 4: Simplify right side
    2,855,135.18x = 6,171,464,531,424.16
  5. Step 5: Solve for x
    x = 6,171,464,531,424.16/2,855,135.18
  6. Step 6: Final answer
    x = 2,161,531.46

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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.