Home / 3,622,281.12-4,998,844.08-1,990,735.20

Finding the Fourth Proportional to 3,622,281.12, 4,998,844.08 and 1,990,735.20

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Solution

The fourth proportional to 3,622,281.12, 4,998,844.08 and 1,990,735.20 is: 2,747,267.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622,281.12 : 4,998,844.08 = 1,990,735.20 : x
  2. Step 2: Convert to fraction form
    3,622,281.12/4,998,844.08 = 1,990,735.20/x
  3. Step 3: Cross multiply
    3,622,281.12x = 4,998,844.08 × 1,990,735.20
  4. Step 4: Simplify right side
    3,622,281.12x = 9,951,374,869,367.62
  5. Step 5: Solve for x
    x = 9,951,374,869,367.62/3,622,281.12
  6. Step 6: Final answer
    x = 2,747,267.41

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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.