Home / 1,201,759.22-1,803,578.19-528,305.78

Finding the Fourth Proportional to 1,201,759.22, 1,803,578.19 and 528,305.78

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Solution

The fourth proportional to 1,201,759.22, 1,803,578.19 and 528,305.78 is: 792,871.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,759.22 : 1,803,578.19 = 528,305.78 : x
  2. Step 2: Convert to fraction form
    1,201,759.22/1,803,578.19 = 528,305.78/x
  3. Step 3: Cross multiply
    1,201,759.22x = 1,803,578.19 × 528,305.78
  4. Step 4: Simplify right side
    1,201,759.22x = 952,840,782,458.94
  5. Step 5: Solve for x
    x = 952,840,782,458.94/1,201,759.22
  6. Step 6: Final answer
    x = 792,871.62

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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.