Home / 3,185,543.57-4,395,908.25-1,861,090.02

Finding the Fourth Proportional to 3,185,543.57, 4,395,908.25 and 1,861,090.02

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Solution

The fourth proportional to 3,185,543.57, 4,395,908.25 and 1,861,090.02 is: 2,568,221.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,185,543.57 : 4,395,908.25 = 1,861,090.02 : x
  2. Step 2: Convert to fraction form
    3,185,543.57/4,395,908.25 = 1,861,090.02/x
  3. Step 3: Cross multiply
    3,185,543.57x = 4,395,908.25 × 1,861,090.02
  4. Step 4: Simplify right side
    3,185,543.57x = 8,181,180,972,910.67
  5. Step 5: Solve for x
    x = 8,181,180,972,910.67/3,185,543.57
  6. Step 6: Final answer
    x = 2,568,221.34

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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.