Home / 4,667,284.40-7,001,954.86-1,428,846.56

Finding the Fourth Proportional to 4,667,284.40, 7,001,954.86 and 1,428,846.56

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Solution

The fourth proportional to 4,667,284.40, 7,001,954.86 and 1,428,846.56 is: 2,143,584.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,667,284.40 : 7,001,954.86 = 1,428,846.56 : x
  2. Step 2: Convert to fraction form
    4,667,284.40/7,001,954.86 = 1,428,846.56/x
  3. Step 3: Cross multiply
    4,667,284.40x = 7,001,954.86 × 1,428,846.56
  4. Step 4: Simplify right side
    4,667,284.40x = 10,004,719,089,666.87
  5. Step 5: Solve for x
    x = 10,004,719,089,666.87/4,667,284.40
  6. Step 6: Final answer
    x = 2,143,584.63

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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.