Home / 3,613,055.91-4,985,745.98-1,981,201.83

Finding the Fourth Proportional to 3,613,055.91, 4,985,745.98 and 1,981,201.83

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Solution

The fourth proportional to 3,613,055.91, 4,985,745.98 and 1,981,201.83 is: 2,733,909.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,613,055.91 : 4,985,745.98 = 1,981,201.83 : x
  2. Step 2: Convert to fraction form
    3,613,055.91/4,985,745.98 = 1,981,201.83/x
  3. Step 3: Cross multiply
    3,613,055.91x = 4,985,745.98 × 1,981,201.83
  4. Step 4: Simplify right side
    3,613,055.91x = 9,877,769,049,585.14
  5. Step 5: Solve for x
    x = 9,877,769,049,585.14/3,613,055.91
  6. Step 6: Final answer
    x = 2,733,909.82

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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.