Home / 2,769,738.40-4,156,940.40-1,088,048.80

Finding the Fourth Proportional to 2,769,738.40, 4,156,940.40 and 1,088,048.80

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Solution

The fourth proportional to 2,769,738.40, 4,156,940.40 and 1,088,048.80 is: 1,632,989.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,769,738.40 : 4,156,940.40 = 1,088,048.80 : x
  2. Step 2: Convert to fraction form
    2,769,738.40/4,156,940.40 = 1,088,048.80/x
  3. Step 3: Cross multiply
    2,769,738.40x = 4,156,940.40 × 1,088,048.80
  4. Step 4: Simplify right side
    2,769,738.40x = 4,522,954,013,891.52
  5. Step 5: Solve for x
    x = 4,522,954,013,891.52/2,769,738.40
  6. Step 6: Final answer
    x = 1,632,989.60

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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.