Home / 2,744,079.22-3,788,145.65-1,928,981.62

Finding the Fourth Proportional to 2,744,079.22, 3,788,145.65 and 1,928,981.62

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Solution

The fourth proportional to 2,744,079.22, 3,788,145.65 and 1,928,981.62 is: 2,662,919.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,744,079.22 : 3,788,145.65 = 1,928,981.62 : x
  2. Step 2: Convert to fraction form
    2,744,079.22/3,788,145.65 = 1,928,981.62/x
  3. Step 3: Cross multiply
    2,744,079.22x = 3,788,145.65 × 1,928,981.62
  4. Step 4: Simplify right side
    2,744,079.22x = 7,307,263,332,732.95
  5. Step 5: Solve for x
    x = 7,307,263,332,732.95/2,744,079.22
  6. Step 6: Final answer
    x = 2,662,919.96

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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.