Home / 1,449,510.82-2,174,880.48-775,415.50

Finding the Fourth Proportional to 1,449,510.82, 2,174,880.48 and 775,415.50

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Solution

The fourth proportional to 1,449,510.82, 2,174,880.48 and 775,415.50 is: 1,163,451.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,510.82 : 2,174,880.48 = 775,415.50 : x
  2. Step 2: Convert to fraction form
    1,449,510.82/2,174,880.48 = 775,415.50/x
  3. Step 3: Cross multiply
    1,449,510.82x = 2,174,880.48 × 775,415.50
  4. Step 4: Simplify right side
    1,449,510.82x = 1,686,436,034,839.44
  5. Step 5: Solve for x
    x = 1,686,436,034,839.44/1,449,510.82
  6. Step 6: Final answer
    x = 1,163,451.84

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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.