Home / 1,726,561.94-2,589,400.96-511,854.50

Finding the Fourth Proportional to 1,726,561.94, 2,589,400.96 and 511,854.50

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Solution

The fourth proportional to 1,726,561.94, 2,589,400.96 and 511,854.50 is: 767,650.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726,561.94 : 2,589,400.96 = 511,854.50 : x
  2. Step 2: Convert to fraction form
    1,726,561.94/2,589,400.96 = 511,854.50/x
  3. Step 3: Cross multiply
    1,726,561.94x = 2,589,400.96 × 511,854.50
  4. Step 4: Simplify right side
    1,726,561.94x = 1,325,396,538,874.19
  5. Step 5: Solve for x
    x = 1,325,396,538,874.19/1,726,561.94
  6. Step 6: Final answer
    x = 767,650.74

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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.