Home / 1,007,754.82-1,511,622.83-408,573.55

Finding the Fourth Proportional to 1,007,754.82, 1,511,622.83 and 408,573.55

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Solution

The fourth proportional to 1,007,754.82, 1,511,622.83 and 408,573.55 is: 612,856.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,754.82 : 1,511,622.83 = 408,573.55 : x
  2. Step 2: Convert to fraction form
    1,007,754.82/1,511,622.83 = 408,573.55/x
  3. Step 3: Cross multiply
    1,007,754.82x = 1,511,622.83 × 408,573.55
  4. Step 4: Simplify right side
    1,007,754.82x = 617,609,098,356.03
  5. Step 5: Solve for x
    x = 617,609,098,356.03/1,007,754.82
  6. Step 6: Final answer
    x = 612,856.51

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1.5x scale

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.