Home / 2,718,981.60-4,073,806.80-1,771,864.80

Finding the Fourth Proportional to 2,718,981.60, 4,073,806.80 and 1,771,864.80

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Solution

The fourth proportional to 2,718,981.60, 4,073,806.80 and 1,771,864.80 is: 2,654,756.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,718,981.60 : 4,073,806.80 = 1,771,864.80 : x
  2. Step 2: Convert to fraction form
    2,718,981.60/4,073,806.80 = 1,771,864.80/x
  3. Step 3: Cross multiply
    2,718,981.60x = 4,073,806.80 × 1,771,864.80
  4. Step 4: Simplify right side
    2,718,981.60x = 7,218,234,870,920.64
  5. Step 5: Solve for x
    x = 7,218,234,870,920.64/2,718,981.60
  6. Step 6: Final answer
    x = 2,654,756.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.