Home / 4,151,956.70-6,228,919.20-2,130,512.60

Finding the Fourth Proportional to 4,151,956.70, 6,228,919.20 and 2,130,512.60

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Solution

The fourth proportional to 4,151,956.70, 6,228,919.20 and 2,130,512.60 is: 3,196,273.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,151,956.70 : 6,228,919.20 = 2,130,512.60 : x
  2. Step 2: Convert to fraction form
    4,151,956.70/6,228,919.20 = 2,130,512.60/x
  3. Step 3: Cross multiply
    4,151,956.70x = 6,228,919.20 × 2,130,512.60
  4. Step 4: Simplify right side
    4,151,956.70x = 13,270,790,839,981.92
  5. Step 5: Solve for x
    x = 13,270,790,839,981.92/4,151,956.70
  6. Step 6: Final answer
    x = 3,196,273.90

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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.