Home / 2,802,306.70-4,194,602.70-2,005,145.20

Finding the Fourth Proportional to 2,802,306.70, 4,194,602.70 and 2,005,145.20

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Solution

The fourth proportional to 2,802,306.70, 4,194,602.70 and 2,005,145.20 is: 3,001,380.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,802,306.70 : 4,194,602.70 = 2,005,145.20 : x
  2. Step 2: Convert to fraction form
    2,802,306.70/4,194,602.70 = 2,005,145.20/x
  3. Step 3: Cross multiply
    2,802,306.70x = 4,194,602.70 × 2,005,145.20
  4. Step 4: Simplify right side
    2,802,306.70x = 8,410,787,469,812.04
  5. Step 5: Solve for x
    x = 8,410,787,469,812.04/2,802,306.70
  6. Step 6: Final answer
    x = 3,001,380.07

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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.