Home / 2,065,729.20-3,099,249.90-928,051.80

Finding the Fourth Proportional to 2,065,729.20, 3,099,249.90 and 928,051.80

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Solution

The fourth proportional to 2,065,729.20, 3,099,249.90 and 928,051.80 is: 1,392,372.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,065,729.20 : 3,099,249.90 = 928,051.80 : x
  2. Step 2: Convert to fraction form
    2,065,729.20/3,099,249.90 = 928,051.80/x
  3. Step 3: Cross multiply
    2,065,729.20x = 3,099,249.90 × 928,051.80
  4. Step 4: Simplify right side
    2,065,729.20x = 2,876,264,448,344.82
  5. Step 5: Solve for x
    x = 2,876,264,448,344.82/2,065,729.20
  6. Step 6: Final answer
    x = 1,392,372.46

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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.