Home / 2,578,581.74-3,866,019.96-1,211,584.62

Finding the Fourth Proportional to 2,578,581.74, 3,866,019.96 and 1,211,584.62

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Solution

The fourth proportional to 2,578,581.74, 3,866,019.96 and 1,211,584.62 is: 1,816,506.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,578,581.74 : 3,866,019.96 = 1,211,584.62 : x
  2. Step 2: Convert to fraction form
    2,578,581.74/3,866,019.96 = 1,211,584.62/x
  3. Step 3: Cross multiply
    2,578,581.74x = 3,866,019.96 × 1,211,584.62
  4. Step 4: Simplify right side
    2,578,581.74x = 4,684,010,324,149.02
  5. Step 5: Solve for x
    x = 4,684,010,324,149.02/2,578,581.74
  6. Step 6: Final answer
    x = 1,816,506.44

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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.