Home / 2,310,596.79-3,188,378.16-1,277,940.48

Finding the Fourth Proportional to 2,310,596.79, 3,188,378.16 and 1,277,940.48

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Solution

The fourth proportional to 2,310,596.79, 3,188,378.16 and 1,277,940.48 is: 1,763,422.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,310,596.79 : 3,188,378.16 = 1,277,940.48 : x
  2. Step 2: Convert to fraction form
    2,310,596.79/3,188,378.16 = 1,277,940.48/x
  3. Step 3: Cross multiply
    2,310,596.79x = 3,188,378.16 × 1,277,940.48
  4. Step 4: Simplify right side
    2,310,596.79x = 4,074,557,516,211.92
  5. Step 5: Solve for x
    x = 4,074,557,516,211.92/2,310,596.79
  6. Step 6: Final answer
    x = 1,763,422.13

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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.