Home / 2,666,793.45-4,000,190.19-672,249.45

Finding the Fourth Proportional to 2,666,793.45, 4,000,190.19 and 672,249.45

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Solution

The fourth proportional to 2,666,793.45, 4,000,190.19 and 672,249.45 is: 1,008,374.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,666,793.45 : 4,000,190.19 = 672,249.45 : x
  2. Step 2: Convert to fraction form
    2,666,793.45/4,000,190.19 = 672,249.45/x
  3. Step 3: Cross multiply
    2,666,793.45x = 4,000,190.19 × 672,249.45
  4. Step 4: Simplify right side
    2,666,793.45x = 2,689,125,655,122.90
  5. Step 5: Solve for x
    x = 2,689,125,655,122.90/2,666,793.45
  6. Step 6: Final answer
    x = 1,008,374.18

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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.