Home / 2,188,626.75-3,282,954.71-692,718.75

Finding the Fourth Proportional to 2,188,626.75, 3,282,954.71 and 692,718.75

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Solution

The fourth proportional to 2,188,626.75, 3,282,954.71 and 692,718.75 is: 1,039,082.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,188,626.75 : 3,282,954.71 = 692,718.75 : x
  2. Step 2: Convert to fraction form
    2,188,626.75/3,282,954.71 = 692,718.75/x
  3. Step 3: Cross multiply
    2,188,626.75x = 3,282,954.71 × 692,718.75
  4. Step 4: Simplify right side
    2,188,626.75x = 2,274,164,279,554.22
  5. Step 5: Solve for x
    x = 2,274,164,279,554.22/2,188,626.75
  6. Step 6: Final answer
    x = 1,039,082.74

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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.