Home / 1,180,727.54-1,629,114.89-664,380.75

Finding the Fourth Proportional to 1,180,727.54, 1,629,114.89 and 664,380.75

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Solution

The fourth proportional to 1,180,727.54, 1,629,114.89 and 664,380.75 is: 916,682.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,727.54 : 1,629,114.89 = 664,380.75 : x
  2. Step 2: Convert to fraction form
    1,180,727.54/1,629,114.89 = 664,380.75/x
  3. Step 3: Cross multiply
    1,180,727.54x = 1,629,114.89 × 664,380.75
  4. Step 4: Simplify right side
    1,180,727.54x = 1,082,352,569,132.46
  5. Step 5: Solve for x
    x = 1,082,352,569,132.46/1,180,727.54
  6. Step 6: Final answer
    x = 916,682.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.