Home / 4,650,021.22-6,975,163.87-1,284,228.22

Finding the Fourth Proportional to 4,650,021.22, 6,975,163.87 and 1,284,228.22

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Solution

The fourth proportional to 4,650,021.22, 6,975,163.87 and 1,284,228.22 is: 1,926,378.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,650,021.22 : 6,975,163.87 = 1,284,228.22 : x
  2. Step 2: Convert to fraction form
    4,650,021.22/6,975,163.87 = 1,284,228.22/x
  3. Step 3: Cross multiply
    4,650,021.22x = 6,975,163.87 × 1,284,228.22
  4. Step 4: Simplify right side
    4,650,021.22x = 8,957,702,280,978.41
  5. Step 5: Solve for x
    x = 8,957,702,280,978.41/4,650,021.22
  6. Step 6: Final answer
    x = 1,926,378.80

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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.