Home / 2,160,652.91-2,981,761.17-1,193,845.52

Finding the Fourth Proportional to 2,160,652.91, 2,981,761.17 and 1,193,845.52

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Solution

The fourth proportional to 2,160,652.91, 2,981,761.17 and 1,193,845.52 is: 1,647,540.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,160,652.91 : 2,981,761.17 = 1,193,845.52 : x
  2. Step 2: Convert to fraction form
    2,160,652.91/2,981,761.17 = 1,193,845.52/x
  3. Step 3: Cross multiply
    2,160,652.91x = 2,981,761.17 × 1,193,845.52
  4. Step 4: Simplify right side
    2,160,652.91x = 3,559,762,199,605.65
  5. Step 5: Solve for x
    x = 3,559,762,199,605.65/2,160,652.91
  6. Step 6: Final answer
    x = 1,647,540.05

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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.