Home / 2,148,832.07-3,222,138.88-632,317.91

Finding the Fourth Proportional to 2,148,832.07, 3,222,138.88 and 632,317.91

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Solution

The fourth proportional to 2,148,832.07, 3,222,138.88 and 632,317.91 is: 948,150.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,832.07 : 3,222,138.88 = 632,317.91 : x
  2. Step 2: Convert to fraction form
    2,148,832.07/3,222,138.88 = 632,317.91/x
  3. Step 3: Cross multiply
    2,148,832.07x = 3,222,138.88 × 632,317.91
  4. Step 4: Simplify right side
    2,148,832.07x = 2,037,416,131,042.93
  5. Step 5: Solve for x
    x = 2,037,416,131,042.93/2,148,832.07
  6. Step 6: Final answer
    x = 948,150.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.