Home / 2,590,077.80-3,882,901.44-993,786.50

Finding the Fourth Proportional to 2,590,077.80, 3,882,901.44 and 993,786.50

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Solution

The fourth proportional to 2,590,077.80, 3,882,901.44 and 993,786.50 is: 1,489,829.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590,077.80 : 3,882,901.44 = 993,786.50 : x
  2. Step 2: Convert to fraction form
    2,590,077.80/3,882,901.44 = 993,786.50/x
  3. Step 3: Cross multiply
    2,590,077.80x = 3,882,901.44 × 993,786.50
  4. Step 4: Simplify right side
    2,590,077.80x = 3,858,775,031,902.56
  5. Step 5: Solve for x
    x = 3,858,775,031,902.56/2,590,077.80
  6. Step 6: Final answer
    x = 1,489,829.78

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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.