Home / 3,642,508.93-5,027,320.31-2,172,511.71

Finding the Fourth Proportional to 3,642,508.93, 5,027,320.31 and 2,172,511.71

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Solution

The fourth proportional to 3,642,508.93, 5,027,320.31 and 2,172,511.71 is: 2,998,458.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,642,508.93 : 5,027,320.31 = 2,172,511.71 : x
  2. Step 2: Convert to fraction form
    3,642,508.93/5,027,320.31 = 2,172,511.71/x
  3. Step 3: Cross multiply
    3,642,508.93x = 5,027,320.31 × 2,172,511.71
  4. Step 4: Simplify right side
    3,642,508.93x = 10,921,912,232,533.27
  5. Step 5: Solve for x
    x = 10,921,912,232,533.27/3,642,508.93
  6. Step 6: Final answer
    x = 2,998,458.60

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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.