Home / 1,626,198.80-2,441,532.56-828,016.68

Finding the Fourth Proportional to 1,626,198.80, 2,441,532.56 and 828,016.68

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Solution

The fourth proportional to 1,626,198.80, 2,441,532.56 and 828,016.68 is: 1,243,162.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626,198.80 : 2,441,532.56 = 828,016.68 : x
  2. Step 2: Convert to fraction form
    1,626,198.80/2,441,532.56 = 828,016.68/x
  3. Step 3: Cross multiply
    1,626,198.80x = 2,441,532.56 × 828,016.68
  4. Step 4: Simplify right side
    1,626,198.80x = 2,021,629,684,443.10
  5. Step 5: Solve for x
    x = 2,021,629,684,443.10/1,626,198.80
  6. Step 6: Final answer
    x = 1,243,162.70

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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.