Home / 2,668,306.32-3,680,759.46-1,687,941.65

Finding the Fourth Proportional to 2,668,306.32, 3,680,759.46 and 1,687,941.65

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Solution

The fourth proportional to 2,668,306.32, 3,680,759.46 and 1,687,941.65 is: 2,328,408.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,668,306.32 : 3,680,759.46 = 1,687,941.65 : x
  2. Step 2: Convert to fraction form
    2,668,306.32/3,680,759.46 = 1,687,941.65/x
  3. Step 3: Cross multiply
    2,668,306.32x = 3,680,759.46 × 1,687,941.65
  4. Step 4: Simplify right side
    2,668,306.32x = 6,212,907,177,761.71
  5. Step 5: Solve for x
    x = 6,212,907,177,761.71/2,668,306.32
  6. Step 6: Final answer
    x = 2,328,408.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.