Home / 1,179,628.20-1,769,096.70-548,389.80

Finding the Fourth Proportional to 1,179,628.20, 1,769,096.70 and 548,389.80

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Solution

The fourth proportional to 1,179,628.20, 1,769,096.70 and 548,389.80 is: 822,424.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,628.20 : 1,769,096.70 = 548,389.80 : x
  2. Step 2: Convert to fraction form
    1,179,628.20/1,769,096.70 = 548,389.80/x
  3. Step 3: Cross multiply
    1,179,628.20x = 1,769,096.70 × 548,389.80
  4. Step 4: Simplify right side
    1,179,628.20x = 970,154,585,493.66
  5. Step 5: Solve for x
    x = 970,154,585,493.66/1,179,628.20
  6. Step 6: Final answer
    x = 822,424.04

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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.