Home / 2,078,195.28-3,117,469.70-730,241.47

Finding the Fourth Proportional to 2,078,195.28, 3,117,469.70 and 730,241.47

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Solution

The fourth proportional to 2,078,195.28, 3,117,469.70 and 730,241.47 is: 1,095,424.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,195.28 : 3,117,469.70 = 730,241.47 : x
  2. Step 2: Convert to fraction form
    2,078,195.28/3,117,469.70 = 730,241.47/x
  3. Step 3: Cross multiply
    2,078,195.28x = 3,117,469.70 × 730,241.47
  4. Step 4: Simplify right side
    2,078,195.28x = 2,276,505,656,408.46
  5. Step 5: Solve for x
    x = 2,276,505,656,408.46/2,078,195.28
  6. Step 6: Final answer
    x = 1,095,424.32

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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.