Home / 3,388,394.90-5,081,100.32-1,591,788.98

Finding the Fourth Proportional to 3,388,394.90, 5,081,100.32 and 1,591,788.98

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Solution

The fourth proportional to 3,388,394.90, 5,081,100.32 and 1,591,788.98 is: 2,386,982.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388,394.90 : 5,081,100.32 = 1,591,788.98 : x
  2. Step 2: Convert to fraction form
    3,388,394.90/5,081,100.32 = 1,591,788.98/x
  3. Step 3: Cross multiply
    3,388,394.90x = 5,081,100.32 × 1,591,788.98
  4. Step 4: Simplify right side
    3,388,394.90x = 8,088,039,474,224.44
  5. Step 5: Solve for x
    x = 8,088,039,474,224.44/3,388,394.90
  6. Step 6: Final answer
    x = 2,386,982.55

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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.