Home / 3,185,544.57-4,395,909.63-1,861,091.02

Finding the Fourth Proportional to 3,185,544.57, 4,395,909.63 and 1,861,091.02

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Solution

The fourth proportional to 3,185,544.57, 4,395,909.63 and 1,861,091.02 is: 2,568,222.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,185,544.57 : 4,395,909.63 = 1,861,091.02 : x
  2. Step 2: Convert to fraction form
    3,185,544.57/4,395,909.63 = 1,861,091.02/x
  3. Step 3: Cross multiply
    3,185,544.57x = 4,395,909.63 × 1,861,091.02
  4. Step 4: Simplify right side
    3,185,544.57x = 8,181,187,937,124.52
  5. Step 5: Solve for x
    x = 8,181,187,937,124.52/3,185,544.57
  6. Step 6: Final answer
    x = 2,568,222.72

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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.