Home / 3,431,949.80-5,147,924.70-873,159.80

Finding the Fourth Proportional to 3,431,949.80, 5,147,924.70 and 873,159.80

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Solution

The fourth proportional to 3,431,949.80, 5,147,924.70 and 873,159.80 is: 1,309,739.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,431,949.80 : 5,147,924.70 = 873,159.80 : x
  2. Step 2: Convert to fraction form
    3,431,949.80/5,147,924.70 = 873,159.80/x
  3. Step 3: Cross multiply
    3,431,949.80x = 5,147,924.70 × 873,159.80
  4. Step 4: Simplify right side
    3,431,949.80x = 4,494,960,901,467.06
  5. Step 5: Solve for x
    x = 4,494,960,901,467.06/3,431,949.80
  6. Step 6: Final answer
    x = 1,309,739.70

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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.