Home / 3,972,738.24-5,958,533.79-1,276,711.56

Finding the Fourth Proportional to 3,972,738.24, 5,958,533.79 and 1,276,711.56

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Solution

The fourth proportional to 3,972,738.24, 5,958,533.79 and 1,276,711.56 is: 1,914,883.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,972,738.24 : 5,958,533.79 = 1,276,711.56 : x
  2. Step 2: Convert to fraction form
    3,972,738.24/5,958,533.79 = 1,276,711.56/x
  3. Step 3: Cross multiply
    3,972,738.24x = 5,958,533.79 × 1,276,711.56
  4. Step 4: Simplify right side
    3,972,738.24x = 7,607,328,970,343.61
  5. Step 5: Solve for x
    x = 7,607,328,970,343.61/3,972,738.24
  6. Step 6: Final answer
    x = 1,914,883.01

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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.