Home / 2,192,134.52-3,288,127.96-772,153.68

Finding the Fourth Proportional to 2,192,134.52, 3,288,127.96 and 772,153.68

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Solution

The fourth proportional to 2,192,134.52, 3,288,127.96 and 772,153.68 is: 1,158,204.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192,134.52 : 3,288,127.96 = 772,153.68 : x
  2. Step 2: Convert to fraction form
    2,192,134.52/3,288,127.96 = 772,153.68/x
  3. Step 3: Cross multiply
    2,192,134.52x = 3,288,127.96 × 772,153.68
  4. Step 4: Simplify right side
    2,192,134.52x = 2,538,940,104,624.89
  5. Step 5: Solve for x
    x = 2,538,940,104,624.89/2,192,134.52
  6. Step 6: Final answer
    x = 1,158,204.52

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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.