Home / 2,792,163.22-4,187,745.90-742,834.87

Finding the Fourth Proportional to 2,792,163.22, 4,187,745.90 and 742,834.87

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Solution

The fourth proportional to 2,792,163.22, 4,187,745.90 and 742,834.87 is: 1,114,119.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792,163.22 : 4,187,745.90 = 742,834.87 : x
  2. Step 2: Convert to fraction form
    2,792,163.22/4,187,745.90 = 742,834.87/x
  3. Step 3: Cross multiply
    2,792,163.22x = 4,187,745.90 × 742,834.87
  4. Step 4: Simplify right side
    2,792,163.22x = 3,110,803,670,750.17
  5. Step 5: Solve for x
    x = 3,110,803,670,750.17/2,792,163.22
  6. Step 6: Final answer
    x = 1,114,119.57

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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.