Home / 2,606,838.40-3,910,257.60-923,723.20

Finding the Fourth Proportional to 2,606,838.40, 3,910,257.60 and 923,723.20

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Solution

The fourth proportional to 2,606,838.40, 3,910,257.60 and 923,723.20 is: 1,385,584.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,606,838.40 : 3,910,257.60 = 923,723.20 : x
  2. Step 2: Convert to fraction form
    2,606,838.40/3,910,257.60 = 923,723.20/x
  3. Step 3: Cross multiply
    2,606,838.40x = 3,910,257.60 × 923,723.20
  4. Step 4: Simplify right side
    2,606,838.40x = 3,611,995,663,096.32
  5. Step 5: Solve for x
    x = 3,611,995,663,096.32/2,606,838.40
  6. Step 6: Final answer
    x = 1,385,584.80

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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.