Home / 1,965,947.58-2,949,436.41-618,055.74

Finding the Fourth Proportional to 1,965,947.58, 2,949,436.41 and 618,055.74

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Solution

The fourth proportional to 1,965,947.58, 2,949,436.41 and 618,055.74 is: 927,245.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965,947.58 : 2,949,436.41 = 618,055.74 : x
  2. Step 2: Convert to fraction form
    1,965,947.58/2,949,436.41 = 618,055.74/x
  3. Step 3: Cross multiply
    1,965,947.58x = 2,949,436.41 × 618,055.74
  4. Step 4: Simplify right side
    1,965,947.58x = 1,822,916,102,965.49
  5. Step 5: Solve for x
    x = 1,822,916,102,965.49/1,965,947.58
  6. Step 6: Final answer
    x = 927,245.53

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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.