Home / 1,814,311.67-2,503,656.72-998,592.80

Finding the Fourth Proportional to 1,814,311.67, 2,503,656.72 and 998,592.80

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Solution

The fourth proportional to 1,814,311.67, 2,503,656.72 and 998,592.80 is: 1,378,006.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,814,311.67 : 2,503,656.72 = 998,592.80 : x
  2. Step 2: Convert to fraction form
    1,814,311.67/2,503,656.72 = 998,592.80/x
  3. Step 3: Cross multiply
    1,814,311.67x = 2,503,656.72 × 998,592.80
  4. Step 4: Simplify right side
    1,814,311.67x = 2,500,133,561,745.33
  5. Step 5: Solve for x
    x = 2,500,133,561,745.33/1,814,311.67
  6. Step 6: Final answer
    x = 1,378,006.66

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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.