Home / 1,603,781.60-2,213,220.44-868,737.38

Finding the Fourth Proportional to 1,603,781.60, 2,213,220.44 and 868,737.38

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Solution

The fourth proportional to 1,603,781.60, 2,213,220.44 and 868,737.38 is: 1,198,858.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,781.60 : 2,213,220.44 = 868,737.38 : x
  2. Step 2: Convert to fraction form
    1,603,781.60/2,213,220.44 = 868,737.38/x
  3. Step 3: Cross multiply
    1,603,781.60x = 2,213,220.44 × 868,737.38
  4. Step 4: Simplify right side
    1,603,781.60x = 1,922,707,317,513.79
  5. Step 5: Solve for x
    x = 1,922,707,317,513.79/1,603,781.60
  6. Step 6: Final answer
    x = 1,198,858.57

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1.5x scale

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.