Home / 1,960,520.73-2,941,932.12-823,195.47

Finding the Fourth Proportional to 1,960,520.73, 2,941,932.12 and 823,195.47

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Solution

The fourth proportional to 1,960,520.73, 2,941,932.12 and 823,195.47 is: 1,235,276.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,960,520.73 : 2,941,932.12 = 823,195.47 : x
  2. Step 2: Convert to fraction form
    1,960,520.73/2,941,932.12 = 823,195.47/x
  3. Step 3: Cross multiply
    1,960,520.73x = 2,941,932.12 × 823,195.47
  4. Step 4: Simplify right side
    1,960,520.73x = 2,421,785,194,231.50
  5. Step 5: Solve for x
    x = 2,421,785,194,231.50/1,960,520.73
  6. Step 6: Final answer
    x = 1,235,276.50

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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.