Home / 2,558,068.88-3,530,142.68-1,396,516.96

Finding the Fourth Proportional to 2,558,068.88, 3,530,142.68 and 1,396,516.96

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Solution

The fourth proportional to 2,558,068.88, 3,530,142.68 and 1,396,516.96 is: 1,927,197.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,558,068.88 : 3,530,142.68 = 1,396,516.96 : x
  2. Step 2: Convert to fraction form
    2,558,068.88/3,530,142.68 = 1,396,516.96/x
  3. Step 3: Cross multiply
    2,558,068.88x = 3,530,142.68 × 1,396,516.96
  4. Step 4: Simplify right side
    2,558,068.88x = 4,929,904,123,839.85
  5. Step 5: Solve for x
    x = 4,929,904,123,839.85/2,558,068.88
  6. Step 6: Final answer
    x = 1,927,197.57

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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.