Home / 2,241,539.14-3,361,947.72-643,738.78

Finding the Fourth Proportional to 2,241,539.14, 3,361,947.72 and 643,738.78

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Solution

The fourth proportional to 2,241,539.14, 3,361,947.72 and 643,738.78 is: 965,504.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,241,539.14 : 3,361,947.72 = 643,738.78 : x
  2. Step 2: Convert to fraction form
    2,241,539.14/3,361,947.72 = 643,738.78/x
  3. Step 3: Cross multiply
    2,241,539.14x = 3,361,947.72 × 643,738.78
  4. Step 4: Simplify right side
    2,241,539.14x = 2,164,216,123,696.58
  5. Step 5: Solve for x
    x = 2,164,216,123,696.58/2,241,539.14
  6. Step 6: Final answer
    x = 965,504.50

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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.