Home / 3,638,998.60-5,458,497.90-2,221,822.60

Finding the Fourth Proportional to 3,638,998.60, 5,458,497.90 and 2,221,822.60

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Solution

The fourth proportional to 3,638,998.60, 5,458,497.90 and 2,221,822.60 is: 3,332,733.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,638,998.60 : 5,458,497.90 = 2,221,822.60 : x
  2. Step 2: Convert to fraction form
    3,638,998.60/5,458,497.90 = 2,221,822.60/x
  3. Step 3: Cross multiply
    3,638,998.60x = 5,458,497.90 × 2,221,822.60
  4. Step 4: Simplify right side
    3,638,998.60x = 12,127,813,996,272.54
  5. Step 5: Solve for x
    x = 12,127,813,996,272.54/3,638,998.60
  6. Step 6: Final answer
    x = 3,332,733.90

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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.