Home / 2,815,956.48-3,886,225.92-1,608,706.56

Finding the Fourth Proportional to 2,815,956.48, 3,886,225.92 and 1,608,706.56

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Solution

The fourth proportional to 2,815,956.48, 3,886,225.92 and 1,608,706.56 is: 2,220,132.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,815,956.48 : 3,886,225.92 = 1,608,706.56 : x
  2. Step 2: Convert to fraction form
    2,815,956.48/3,886,225.92 = 1,608,706.56/x
  3. Step 3: Cross multiply
    2,815,956.48x = 3,886,225.92 × 1,608,706.56
  4. Step 4: Simplify right side
    2,815,956.48x = 6,251,797,131,146.04
  5. Step 5: Solve for x
    x = 6,251,797,131,146.04/2,815,956.48
  6. Step 6: Final answer
    x = 2,220,132.72

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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.