Home / 2,708,103.60-3,738,680.40-2,420,935.92

Finding the Fourth Proportional to 2,708,103.60, 3,738,680.40 and 2,420,935.92

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Solution

The fourth proportional to 2,708,103.60, 3,738,680.40 and 2,420,935.92 is: 3,342,230.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,708,103.60 : 3,738,680.40 = 2,420,935.92 : x
  2. Step 2: Convert to fraction form
    2,708,103.60/3,738,680.40 = 2,420,935.92/x
  3. Step 3: Cross multiply
    2,708,103.60x = 3,738,680.40 × 2,420,935.92
  4. Step 4: Simplify right side
    2,708,103.60x = 9,051,105,673,759.97
  5. Step 5: Solve for x
    x = 9,051,105,673,759.97/2,708,103.60
  6. Step 6: Final answer
    x = 3,342,230.21

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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.