Home / 1,983,251.18-2,974,877.43-543,949.58

Finding the Fourth Proportional to 1,983,251.18, 2,974,877.43 and 543,949.58

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Solution

The fourth proportional to 1,983,251.18, 2,974,877.43 and 543,949.58 is: 815,924.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,983,251.18 : 2,974,877.43 = 543,949.58 : x
  2. Step 2: Convert to fraction form
    1,983,251.18/2,974,877.43 = 543,949.58/x
  3. Step 3: Cross multiply
    1,983,251.18x = 2,974,877.43 × 543,949.58
  4. Step 4: Simplify right side
    1,983,251.18x = 1,618,183,313,725.59
  5. Step 5: Solve for x
    x = 1,618,183,313,725.59/1,983,251.18
  6. Step 6: Final answer
    x = 815,924.54

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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.