Home / 3,412,839-5,120,100.51-1,016,674.32

Finding the Fourth Proportional to 3,412,839, 5,120,100.51 and 1,016,674.32

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Solution

The fourth proportional to 3,412,839, 5,120,100.51 and 1,016,674.32 is: 1,525,262.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,412,839 : 5,120,100.51 = 1,016,674.32 : x
  2. Step 2: Convert to fraction form
    3,412,839/5,120,100.51 = 1,016,674.32/x
  3. Step 3: Cross multiply
    3,412,839x = 5,120,100.51 × 1,016,674.32
  4. Step 4: Simplify right side
    3,412,839x = 5,205,474,704,335.90
  5. Step 5: Solve for x
    x = 5,205,474,704,335.90/3,412,839
  6. Step 6: Final answer
    x = 1,525,262.31

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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.