Home / 2,218,099.94-3,311,104.47-1,949,057.93

Finding the Fourth Proportional to 2,218,099.94, 3,311,104.47 and 1,949,057.93

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Solution

The fourth proportional to 2,218,099.94, 3,311,104.47 and 1,949,057.93 is: 2,909,487.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,099.94 : 3,311,104.47 = 1,949,057.93 : x
  2. Step 2: Convert to fraction form
    2,218,099.94/3,311,104.47 = 1,949,057.93/x
  3. Step 3: Cross multiply
    2,218,099.94x = 3,311,104.47 × 1,949,057.93
  4. Step 4: Simplify right side
    2,218,099.94x = 6,453,534,407,756.43
  5. Step 5: Solve for x
    x = 6,453,534,407,756.43/2,218,099.94
  6. Step 6: Final answer
    x = 2,909,487.67

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.