Home / 1,801,305.20-2,485,878.93-996,489.20

Finding the Fourth Proportional to 1,801,305.20, 2,485,878.93 and 996,489.20

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Solution

The fourth proportional to 1,801,305.20, 2,485,878.93 and 996,489.20 is: 1,375,198.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,801,305.20 : 2,485,878.93 = 996,489.20 : x
  2. Step 2: Convert to fraction form
    1,801,305.20/2,485,878.93 = 996,489.20/x
  3. Step 3: Cross multiply
    1,801,305.20x = 2,485,878.93 × 996,489.20
  4. Step 4: Simplify right side
    1,801,305.20x = 2,477,151,493,823.16
  5. Step 5: Solve for x
    x = 2,477,151,493,823.16/1,801,305.20
  6. Step 6: Final answer
    x = 1,375,198.11

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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.