Home / 1,486,211.39-2,227,758.64-727,004.87

Finding the Fourth Proportional to 1,486,211.39, 2,227,758.64 and 727,004.87

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Solution

The fourth proportional to 1,486,211.39, 2,227,758.64 and 727,004.87 is: 1,089,744.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,211.39 : 2,227,758.64 = 727,004.87 : x
  2. Step 2: Convert to fraction form
    1,486,211.39/2,227,758.64 = 727,004.87/x
  3. Step 3: Cross multiply
    1,486,211.39x = 2,227,758.64 × 727,004.87
  4. Step 4: Simplify right side
    1,486,211.39x = 1,619,591,380,464.58
  5. Step 5: Solve for x
    x = 1,619,591,380,464.58/1,486,211.39
  6. Step 6: Final answer
    x = 1,089,744.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.