Home / 2,812,998.20-4,219,438.98-683,093.48

Finding the Fourth Proportional to 2,812,998.20, 4,219,438.98 and 683,093.48

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Solution

The fourth proportional to 2,812,998.20, 4,219,438.98 and 683,093.48 is: 1,024,626.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812,998.20 : 4,219,438.98 = 683,093.48 : x
  2. Step 2: Convert to fraction form
    2,812,998.20/4,219,438.98 = 683,093.48/x
  3. Step 3: Cross multiply
    2,812,998.20x = 4,219,438.98 × 683,093.48
  4. Step 4: Simplify right side
    2,812,998.20x = 2,882,271,256,495.85
  5. Step 5: Solve for x
    x = 2,882,271,256,495.85/2,812,998.20
  6. Step 6: Final answer
    x = 1,024,626.06

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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.