Home / 5,726,172.80-8,589,035.02-1,939,655.67

Finding the Fourth Proportional to 5,726,172.80, 8,589,035.02 and 1,939,655.67

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Solution

The fourth proportional to 5,726,172.80, 8,589,035.02 and 1,939,655.67 is: 2,909,407.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,726,172.80 : 8,589,035.02 = 1,939,655.67 : x
  2. Step 2: Convert to fraction form
    5,726,172.80/8,589,035.02 = 1,939,655.67/x
  3. Step 3: Cross multiply
    5,726,172.80x = 8,589,035.02 × 1,939,655.67
  4. Step 4: Simplify right side
    5,726,172.80x = 16,659,770,476,371.56
  5. Step 5: Solve for x
    x = 16,659,770,476,371.56/5,726,172.80
  6. Step 6: Final answer
    x = 2,909,407.57

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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.