Home / 1,815,194.32-2,722,977.72-694,206.16

Finding the Fourth Proportional to 1,815,194.32, 2,722,977.72 and 694,206.16

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Solution

The fourth proportional to 1,815,194.32, 2,722,977.72 and 694,206.16 is: 1,041,380.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,194.32 : 2,722,977.72 = 694,206.16 : x
  2. Step 2: Convert to fraction form
    1,815,194.32/2,722,977.72 = 694,206.16/x
  3. Step 3: Cross multiply
    1,815,194.32x = 2,722,977.72 × 694,206.16
  4. Step 4: Simplify right side
    1,815,194.32x = 1,890,307,906,766.76
  5. Step 5: Solve for x
    x = 1,890,307,906,766.76/1,815,194.32
  6. Step 6: Final answer
    x = 1,041,380.47

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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.