Home / 1,007,753.13-1,511,620.34-408,571.83

Finding the Fourth Proportional to 1,007,753.13, 1,511,620.34 and 408,571.83

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Solution

The fourth proportional to 1,007,753.13, 1,511,620.34 and 408,571.83 is: 612,853.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,753.13 : 1,511,620.34 = 408,571.83 : x
  2. Step 2: Convert to fraction form
    1,007,753.13/1,511,620.34 = 408,571.83/x
  3. Step 3: Cross multiply
    1,007,753.13x = 1,511,620.34 × 408,571.83
  4. Step 4: Simplify right side
    1,007,753.13x = 617,605,486,536.16
  5. Step 5: Solve for x
    x = 617,605,486,536.16/1,007,753.13
  6. Step 6: Final answer
    x = 612,853.95

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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.