Home / 1,813,923.87-2,503,212.03-998,180.16

Finding the Fourth Proportional to 1,813,923.87, 2,503,212.03 and 998,180.16

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Solution

The fourth proportional to 1,813,923.87, 2,503,212.03 and 998,180.16 is: 1,377,487.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,923.87 : 2,503,212.03 = 998,180.16 : x
  2. Step 2: Convert to fraction form
    1,813,923.87/2,503,212.03 = 998,180.16/x
  3. Step 3: Cross multiply
    1,813,923.87x = 2,503,212.03 × 998,180.16
  4. Step 4: Simplify right side
    1,813,923.87x = 2,498,656,584,619.32
  5. Step 5: Solve for x
    x = 2,498,656,584,619.32/1,813,923.87
  6. Step 6: Final answer
    x = 1,377,487.02

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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.