Home / 3,809,267.18-5,256,940.34-2,090,449.21

Finding the Fourth Proportional to 3,809,267.18, 5,256,940.34 and 2,090,449.21

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Solution

The fourth proportional to 3,809,267.18, 5,256,940.34 and 2,090,449.21 is: 2,884,903.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,809,267.18 : 5,256,940.34 = 2,090,449.21 : x
  2. Step 2: Convert to fraction form
    3,809,267.18/5,256,940.34 = 2,090,449.21/x
  3. Step 3: Cross multiply
    3,809,267.18x = 5,256,940.34 × 2,090,449.21
  4. Step 4: Simplify right side
    3,809,267.18x = 10,989,366,780,770.13
  5. Step 5: Solve for x
    x = 10,989,366,780,770.13/3,809,267.18
  6. Step 6: Final answer
    x = 2,884,903.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.