Home / 2,010,200.21-3,015,863.13-812,963.28

Finding the Fourth Proportional to 2,010,200.21, 3,015,863.13 and 812,963.28

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Solution

The fourth proportional to 2,010,200.21, 3,015,863.13 and 812,963.28 is: 1,219,672.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010,200.21 : 3,015,863.13 = 812,963.28 : x
  2. Step 2: Convert to fraction form
    2,010,200.21/3,015,863.13 = 812,963.28/x
  3. Step 3: Cross multiply
    2,010,200.21x = 3,015,863.13 × 812,963.28
  4. Step 4: Simplify right side
    2,010,200.21x = 2,451,785,991,981.05
  5. Step 5: Solve for x
    x = 2,451,785,991,981.05/2,010,200.21
  6. Step 6: Final answer
    x = 1,219,672.54

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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.