Home / 2,749,241.22-4,124,455.05-829,993.20

Finding the Fourth Proportional to 2,749,241.22, 4,124,455.05 and 829,993.20

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Solution

The fourth proportional to 2,749,241.22, 4,124,455.05 and 829,993.20 is: 1,245,168.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,749,241.22 : 4,124,455.05 = 829,993.20 : x
  2. Step 2: Convert to fraction form
    2,749,241.22/4,124,455.05 = 829,993.20/x
  3. Step 3: Cross multiply
    2,749,241.22x = 4,124,455.05 × 829,993.20
  4. Step 4: Simplify right side
    2,749,241.22x = 3,423,269,645,205.66
  5. Step 5: Solve for x
    x = 3,423,269,645,205.66/2,749,241.22
  6. Step 6: Final answer
    x = 1,245,168.89

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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.