Home / 3,251,186.40-4,486,637.60-1,800,975.76

Finding the Fourth Proportional to 3,251,186.40, 4,486,637.60 and 1,800,975.76

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Solution

The fourth proportional to 3,251,186.40, 4,486,637.60 and 1,800,975.76 is: 2,485,346.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251,186.40 : 4,486,637.60 = 1,800,975.76 : x
  2. Step 2: Convert to fraction form
    3,251,186.40/4,486,637.60 = 1,800,975.76/x
  3. Step 3: Cross multiply
    3,251,186.40x = 4,486,637.60 × 1,800,975.76
  4. Step 4: Simplify right side
    3,251,186.40x = 8,080,325,561,504.58
  5. Step 5: Solve for x
    x = 8,080,325,561,504.58/3,251,186.40
  6. Step 6: Final answer
    x = 2,485,346.75

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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.