Home / 3,520,179.60-5,280,224.80-1,123,993.84

Finding the Fourth Proportional to 3,520,179.60, 5,280,224.80 and 1,123,993.84

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Solution

The fourth proportional to 3,520,179.60, 5,280,224.80 and 1,123,993.84 is: 1,685,976.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520,179.60 : 5,280,224.80 = 1,123,993.84 : x
  2. Step 2: Convert to fraction form
    3,520,179.60/5,280,224.80 = 1,123,993.84/x
  3. Step 3: Cross multiply
    3,520,179.60x = 5,280,224.80 × 1,123,993.84
  4. Step 4: Simplify right side
    3,520,179.60x = 5,934,940,149,015.23
  5. Step 5: Solve for x
    x = 5,934,940,149,015.23/3,520,179.60
  6. Step 6: Final answer
    x = 1,685,976.52

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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.