Home / 1,757,805.70-2,633,981.25-1,219,112.74

Finding the Fourth Proportional to 1,757,805.70, 2,633,981.25 and 1,219,112.74

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Solution

The fourth proportional to 1,757,805.70, 2,633,981.25 and 1,219,112.74 is: 1,826,777.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,757,805.70 : 2,633,981.25 = 1,219,112.74 : x
  2. Step 2: Convert to fraction form
    1,757,805.70/2,633,981.25 = 1,219,112.74/x
  3. Step 3: Cross multiply
    1,757,805.70x = 2,633,981.25 × 1,219,112.74
  4. Step 4: Simplify right side
    1,757,805.70x = 3,211,120,098,796.13
  5. Step 5: Solve for x
    x = 3,211,120,098,796.13/1,757,805.70
  6. Step 6: Final answer
    x = 1,826,777.61

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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.