Home / 1,947,974.87-2,921,962.31-528,030.95

Finding the Fourth Proportional to 1,947,974.87, 2,921,962.31 and 528,030.95

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Solution

The fourth proportional to 1,947,974.87, 2,921,962.31 and 528,030.95 is: 792,046.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,974.87 : 2,921,962.31 = 528,030.95 : x
  2. Step 2: Convert to fraction form
    1,947,974.87/2,921,962.31 = 528,030.95/x
  3. Step 3: Cross multiply
    1,947,974.87x = 2,921,962.31 × 528,030.95
  4. Step 4: Simplify right side
    1,947,974.87x = 1,542,886,535,579.68
  5. Step 5: Solve for x
    x = 1,542,886,535,579.68/1,947,974.87
  6. Step 6: Final answer
    x = 792,046.43

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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.