Home / 1,813,928.38-2,503,238.93-998,149.62

Finding the Fourth Proportional to 1,813,928.38, 2,503,238.93 and 998,149.62

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Solution

The fourth proportional to 1,813,928.38, 2,503,238.93 and 998,149.62 is: 1,377,456.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,928.38 : 2,503,238.93 = 998,149.62 : x
  2. Step 2: Convert to fraction form
    1,813,928.38/2,503,238.93 = 998,149.62/x
  3. Step 3: Cross multiply
    1,813,928.38x = 2,503,238.93 × 998,149.62
  4. Step 4: Simplify right side
    1,813,928.38x = 2,498,606,986,748.71
  5. Step 5: Solve for x
    x = 2,498,606,986,748.71/1,813,928.38
  6. Step 6: Final answer
    x = 1,377,456.25

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1.5x scale

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.