Home / 2,558,189.43-3,530,278.62-1,412,245.17

Finding the Fourth Proportional to 2,558,189.43, 3,530,278.62 and 1,412,245.17

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Solution

The fourth proportional to 2,558,189.43, 3,530,278.62 and 1,412,245.17 is: 1,948,885.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,558,189.43 : 3,530,278.62 = 1,412,245.17 : x
  2. Step 2: Convert to fraction form
    2,558,189.43/3,530,278.62 = 1,412,245.17/x
  3. Step 3: Cross multiply
    2,558,189.43x = 3,530,278.62 × 1,412,245.17
  4. Step 4: Simplify right side
    2,558,189.43x = 4,985,618,929,849.27
  5. Step 5: Solve for x
    x = 4,985,618,929,849.27/2,558,189.43
  6. Step 6: Final answer
    x = 1,948,885.75

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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.