Home / 1,881,993.68-2,821,403.58-816,233.04

Finding the Fourth Proportional to 1,881,993.68, 2,821,403.58 and 816,233.04

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Solution

The fourth proportional to 1,881,993.68, 2,821,403.58 and 816,233.04 is: 1,223,661.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881,993.68 : 2,821,403.58 = 816,233.04 : x
  2. Step 2: Convert to fraction form
    1,881,993.68/2,821,403.58 = 816,233.04/x
  3. Step 3: Cross multiply
    1,881,993.68x = 2,821,403.58 × 816,233.04
  4. Step 4: Simplify right side
    1,881,993.68x = 2,302,922,821,170.28
  5. Step 5: Solve for x
    x = 2,302,922,821,170.28/1,881,993.68
  6. Step 6: Final answer
    x = 1,223,661.29

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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.