Home / 1,179,574.20-1,769,015.70-548,335.80

Finding the Fourth Proportional to 1,179,574.20, 1,769,015.70 and 548,335.80

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Solution

The fourth proportional to 1,179,574.20, 1,769,015.70 and 548,335.80 is: 822,343.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,574.20 : 1,769,015.70 = 548,335.80 : x
  2. Step 2: Convert to fraction form
    1,179,574.20/1,769,015.70 = 548,335.80/x
  3. Step 3: Cross multiply
    1,179,574.20x = 1,769,015.70 × 548,335.80
  4. Step 4: Simplify right side
    1,179,574.20x = 970,014,639,072.06
  5. Step 5: Solve for x
    x = 970,014,639,072.06/1,179,574.20
  6. Step 6: Final answer
    x = 822,343.04

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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.