Home / 1,293,164.42-1,939,745.43-609,891.85

Finding the Fourth Proportional to 1,293,164.42, 1,939,745.43 and 609,891.85

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Solution

The fourth proportional to 1,293,164.42, 1,939,745.43 and 609,891.85 is: 914,837.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,164.42 : 1,939,745.43 = 609,891.85 : x
  2. Step 2: Convert to fraction form
    1,293,164.42/1,939,745.43 = 609,891.85/x
  3. Step 3: Cross multiply
    1,293,164.42x = 1,939,745.43 × 609,891.85
  4. Step 4: Simplify right side
    1,293,164.42x = 1,183,034,928,831.75
  5. Step 5: Solve for x
    x = 1,183,034,928,831.75/1,293,164.42
  6. Step 6: Final answer
    x = 914,837.21

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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.