Home / 1,726,288.26-2,589,323.90-528,115.38

Finding the Fourth Proportional to 1,726,288.26, 2,589,323.90 and 528,115.38

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Solution

The fourth proportional to 1,726,288.26, 2,589,323.90 and 528,115.38 is: 792,139.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726,288.26 : 2,589,323.90 = 528,115.38 : x
  2. Step 2: Convert to fraction form
    1,726,288.26/2,589,323.90 = 528,115.38/x
  3. Step 3: Cross multiply
    1,726,288.26x = 2,589,323.90 × 528,115.38
  4. Step 4: Simplify right side
    1,726,288.26x = 1,367,461,775,391.58
  5. Step 5: Solve for x
    x = 1,367,461,775,391.58/1,726,288.26
  6. Step 6: Final answer
    x = 792,139.88

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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.