Home / 3,670,320.78-5,505,536.66-1,274,241.56

Finding the Fourth Proportional to 3,670,320.78, 5,505,536.66 and 1,274,241.56

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Solution

The fourth proportional to 3,670,320.78, 5,505,536.66 and 1,274,241.56 is: 1,911,381.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670,320.78 : 5,505,536.66 = 1,274,241.56 : x
  2. Step 2: Convert to fraction form
    3,670,320.78/5,505,536.66 = 1,274,241.56/x
  3. Step 3: Cross multiply
    3,670,320.78x = 5,505,536.66 × 1,274,241.56
  4. Step 4: Simplify right side
    3,670,320.78x = 7,015,383,588,376.70
  5. Step 5: Solve for x
    x = 7,015,383,588,376.70/3,670,320.78
  6. Step 6: Final answer
    x = 1,911,381.60

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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.