Home / 1,512,993.60-2,087,920.80-833,928.48

Finding the Fourth Proportional to 1,512,993.60, 2,087,920.80 and 833,928.48

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Solution

The fourth proportional to 1,512,993.60, 2,087,920.80 and 833,928.48 is: 1,150,815.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,993.60 : 2,087,920.80 = 833,928.48 : x
  2. Step 2: Convert to fraction form
    1,512,993.60/2,087,920.80 = 833,928.48/x
  3. Step 3: Cross multiply
    1,512,993.60x = 2,087,920.80 × 833,928.48
  4. Step 4: Simplify right side
    1,512,993.60x = 1,741,176,619,104.38
  5. Step 5: Solve for x
    x = 1,741,176,619,104.38/1,512,993.60
  6. Step 6: Final answer
    x = 1,150,815.59

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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.