Home / 3,149,116.20-4,724,288.70-1,351,996.20

Finding the Fourth Proportional to 3,149,116.20, 4,724,288.70 and 1,351,996.20

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Solution

The fourth proportional to 3,149,116.20, 4,724,288.70 and 1,351,996.20 is: 2,028,258.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,116.20 : 4,724,288.70 = 1,351,996.20 : x
  2. Step 2: Convert to fraction form
    3,149,116.20/4,724,288.70 = 1,351,996.20/x
  3. Step 3: Cross multiply
    3,149,116.20x = 4,724,288.70 × 1,351,996.20
  4. Step 4: Simplify right side
    3,149,116.20x = 6,387,220,370,102.94
  5. Step 5: Solve for x
    x = 6,387,220,370,102.94/3,149,116.20
  6. Step 6: Final answer
    x = 2,028,258.08

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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.