Home / 1,143,633.44-1,573,578.96-938,930.24

Finding the Fourth Proportional to 1,143,633.44, 1,573,578.96 and 938,930.24

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Solution

The fourth proportional to 1,143,633.44, 1,573,578.96 and 938,930.24 is: 1,291,918.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,633.44 : 1,573,578.96 = 938,930.24 : x
  2. Step 2: Convert to fraction form
    1,143,633.44/1,573,578.96 = 938,930.24/x
  3. Step 3: Cross multiply
    1,143,633.44x = 1,573,578.96 × 938,930.24
  4. Step 4: Simplify right side
    1,143,633.44x = 1,477,480,870,571.75
  5. Step 5: Solve for x
    x = 1,477,480,870,571.75/1,143,633.44
  6. Step 6: Final answer
    x = 1,291,918.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.