Home / 2,618,690.68-3,613,251.24-1,530,751.86

Finding the Fourth Proportional to 2,618,690.68, 3,613,251.24 and 1,530,751.86

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Solution

The fourth proportional to 2,618,690.68, 3,613,251.24 and 1,530,751.86 is: 2,112,120.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,618,690.68 : 3,613,251.24 = 1,530,751.86 : x
  2. Step 2: Convert to fraction form
    2,618,690.68/3,613,251.24 = 1,530,751.86/x
  3. Step 3: Cross multiply
    2,618,690.68x = 3,613,251.24 × 1,530,751.86
  4. Step 4: Simplify right side
    2,618,690.68x = 5,530,991,056,277.31
  5. Step 5: Solve for x
    x = 5,530,991,056,277.31/2,618,690.68
  6. Step 6: Final answer
    x = 2,112,120.80

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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.