Home / 3,380,990.09-4,664,300.15-2,236,664.21

Finding the Fourth Proportional to 3,380,990.09, 4,664,300.15 and 2,236,664.21

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Solution

The fourth proportional to 3,380,990.09, 4,664,300.15 and 2,236,664.21 is: 3,085,626.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380,990.09 : 4,664,300.15 = 2,236,664.21 : x
  2. Step 2: Convert to fraction form
    3,380,990.09/4,664,300.15 = 2,236,664.21/x
  3. Step 3: Cross multiply
    3,380,990.09x = 4,664,300.15 × 2,236,664.21
  4. Step 4: Simplify right side
    3,380,990.09x = 10,432,473,192,472.79
  5. Step 5: Solve for x
    x = 10,432,473,192,472.79/3,380,990.09
  6. Step 6: Final answer
    x = 3,085,626.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.