Home / 1,793,748.87-2,691,744.32-728,790.93

Finding the Fourth Proportional to 1,793,748.87, 2,691,744.32 and 728,790.93

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Solution

The fourth proportional to 1,793,748.87, 2,691,744.32 and 728,790.93 is: 1,093,641.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,793,748.87 : 2,691,744.32 = 728,790.93 : x
  2. Step 2: Convert to fraction form
    1,793,748.87/2,691,744.32 = 728,790.93/x
  3. Step 3: Cross multiply
    1,793,748.87x = 2,691,744.32 × 728,790.93
  4. Step 4: Simplify right side
    1,793,748.87x = 1,961,718,848,315.15
  5. Step 5: Solve for x
    x = 1,961,718,848,315.15/1,793,748.87
  6. Step 6: Final answer
    x = 1,093,641.86

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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.