Home / 2,791,143.80-3,851,558.86-1,583,919.80

Finding the Fourth Proportional to 2,791,143.80, 3,851,558.86 and 1,583,919.80

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Solution

The fourth proportional to 2,791,143.80, 3,851,558.86 and 1,583,919.80 is: 2,185,684.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,791,143.80 : 3,851,558.86 = 1,583,919.80 : x
  2. Step 2: Convert to fraction form
    2,791,143.80/3,851,558.86 = 1,583,919.80/x
  3. Step 3: Cross multiply
    2,791,143.80x = 3,851,558.86 × 1,583,919.80
  4. Step 4: Simplify right side
    2,791,143.80x = 6,100,560,339,219.43
  5. Step 5: Solve for x
    x = 6,100,560,339,219.43/2,791,143.80
  6. Step 6: Final answer
    x = 2,185,684.71

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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.