Home / 5,224,845.26-7,834,163.47-1,986,619.74

Finding the Fourth Proportional to 5,224,845.26, 7,834,163.47 and 1,986,619.74

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Solution

The fourth proportional to 5,224,845.26, 7,834,163.47 and 1,986,619.74 is: 2,978,749.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,224,845.26 : 7,834,163.47 = 1,986,619.74 : x
  2. Step 2: Convert to fraction form
    5,224,845.26/7,834,163.47 = 1,986,619.74/x
  3. Step 3: Cross multiply
    5,224,845.26x = 7,834,163.47 × 1,986,619.74
  4. Step 4: Simplify right side
    5,224,845.26x = 15,563,503,761,544.24
  5. Step 5: Solve for x
    x = 15,563,503,761,544.24/5,224,845.26
  6. Step 6: Final answer
    x = 2,978,749.22

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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.