Home / 5,726,162.80-8,589,020.03-1,939,645.67

Finding the Fourth Proportional to 5,726,162.80, 8,589,020.03 and 1,939,645.67

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Solution

The fourth proportional to 5,726,162.80, 8,589,020.03 and 1,939,645.67 is: 2,909,392.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,726,162.80 : 8,589,020.03 = 1,939,645.67 : x
  2. Step 2: Convert to fraction form
    5,726,162.80/8,589,020.03 = 1,939,645.67/x
  3. Step 3: Cross multiply
    5,726,162.80x = 8,589,020.03 × 1,939,645.67
  4. Step 4: Simplify right side
    5,726,162.80x = 16,659,655,501,034.54
  5. Step 5: Solve for x
    x = 16,659,655,501,034.54/5,726,162.80
  6. Step 6: Final answer
    x = 2,909,392.57

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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.