Home / 1,789,519.76-2,469,537.28-984,703.76

Finding the Fourth Proportional to 1,789,519.76, 2,469,537.28 and 984,703.76

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Solution

The fourth proportional to 1,789,519.76, 2,469,537.28 and 984,703.76 is: 1,358,891.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789,519.76 : 2,469,537.28 = 984,703.76 : x
  2. Step 2: Convert to fraction form
    1,789,519.76/2,469,537.28 = 984,703.76/x
  3. Step 3: Cross multiply
    1,789,519.76x = 2,469,537.28 × 984,703.76
  4. Step 4: Simplify right side
    1,789,519.76x = 2,431,762,645,076.17
  5. Step 5: Solve for x
    x = 2,431,762,645,076.17/1,789,519.76
  6. Step 6: Final answer
    x = 1,358,891.19

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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.