Home / 2,518,031.20-3,777,042.12-789,033.44

Finding the Fourth Proportional to 2,518,031.20, 3,777,042.12 and 789,033.44

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Solution

The fourth proportional to 2,518,031.20, 3,777,042.12 and 789,033.44 is: 1,183,548.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,518,031.20 : 3,777,042.12 = 789,033.44 : x
  2. Step 2: Convert to fraction form
    2,518,031.20/3,777,042.12 = 789,033.44/x
  3. Step 3: Cross multiply
    2,518,031.20x = 3,777,042.12 × 789,033.44
  4. Step 4: Simplify right side
    2,518,031.20x = 2,980,212,536,968.49
  5. Step 5: Solve for x
    x = 2,980,212,536,968.49/2,518,031.20
  6. Step 6: Final answer
    x = 1,183,548.69

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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.