Home / 2,885,157.08-3,981,169.74-1,661,860.52

Finding the Fourth Proportional to 2,885,157.08, 3,981,169.74 and 1,661,860.52

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Solution

The fourth proportional to 2,885,157.08, 3,981,169.74 and 1,661,860.52 is: 2,293,167.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,885,157.08 : 3,981,169.74 = 1,661,860.52 : x
  2. Step 2: Convert to fraction form
    2,885,157.08/3,981,169.74 = 1,661,860.52/x
  3. Step 3: Cross multiply
    2,885,157.08x = 3,981,169.74 × 1,661,860.52
  4. Step 4: Simplify right side
    2,885,157.08x = 6,616,148,814,324.67
  5. Step 5: Solve for x
    x = 6,616,148,814,324.67/2,885,157.08
  6. Step 6: Final answer
    x = 2,293,167.63

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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.