Home / 1,485,560.22-2,228,660.18-460,869.72

Finding the Fourth Proportional to 1,485,560.22, 2,228,660.18 and 460,869.72

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Solution

The fourth proportional to 1,485,560.22, 2,228,660.18 and 460,869.72 is: 691,403.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,560.22 : 2,228,660.18 = 460,869.72 : x
  2. Step 2: Convert to fraction form
    1,485,560.22/2,228,660.18 = 460,869.72/x
  3. Step 3: Cross multiply
    1,485,560.22x = 2,228,660.18 × 460,869.72
  4. Step 4: Simplify right side
    1,485,560.22x = 1,027,121,993,131.75
  5. Step 5: Solve for x
    x = 1,027,121,993,131.75/1,485,560.22
  6. Step 6: Final answer
    x = 691,403.81

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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.