Home / 1,682,813.46-2,322,273.33-918,861.60

Finding the Fourth Proportional to 1,682,813.46, 2,322,273.33 and 918,861.60

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Solution

The fourth proportional to 1,682,813.46, 2,322,273.33 and 918,861.60 is: 1,268,023.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,813.46 : 2,322,273.33 = 918,861.60 : x
  2. Step 2: Convert to fraction form
    1,682,813.46/2,322,273.33 = 918,861.60/x
  3. Step 3: Cross multiply
    1,682,813.46x = 2,322,273.33 × 918,861.60
  4. Step 4: Simplify right side
    1,682,813.46x = 2,133,847,787,641.13
  5. Step 5: Solve for x
    x = 2,133,847,787,641.13/1,682,813.46
  6. Step 6: Final answer
    x = 1,268,023.96

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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.