Home / 3,286,728.80-4,930,093.20-1,869,552.80

Finding the Fourth Proportional to 3,286,728.80, 4,930,093.20 and 1,869,552.80

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Solution

The fourth proportional to 3,286,728.80, 4,930,093.20 and 1,869,552.80 is: 2,804,329.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286,728.80 : 4,930,093.20 = 1,869,552.80 : x
  2. Step 2: Convert to fraction form
    3,286,728.80/4,930,093.20 = 1,869,552.80/x
  3. Step 3: Cross multiply
    3,286,728.80x = 4,930,093.20 × 1,869,552.80
  4. Step 4: Simplify right side
    3,286,728.80x = 9,217,069,546,320.96
  5. Step 5: Solve for x
    x = 9,217,069,546,320.96/3,286,728.80
  6. Step 6: Final answer
    x = 2,804,329.20

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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.