Home / 2,751,174.90-4,123,263.15-1,328,166.90

Finding the Fourth Proportional to 2,751,174.90, 4,123,263.15 and 1,328,166.90

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Solution

The fourth proportional to 2,751,174.90, 4,123,263.15 and 1,328,166.90 is: 1,990,561.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,751,174.90 : 4,123,263.15 = 1,328,166.90 : x
  2. Step 2: Convert to fraction form
    2,751,174.90/4,123,263.15 = 1,328,166.90/x
  3. Step 3: Cross multiply
    2,751,174.90x = 4,123,263.15 × 1,328,166.90
  4. Step 4: Simplify right side
    2,751,174.90x = 5,476,381,635,819.73
  5. Step 5: Solve for x
    x = 5,476,381,635,819.73/2,751,174.90
  6. Step 6: Final answer
    x = 1,990,561.06

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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.