Home / 2,520,640.96-3,780,942-627,369.68

Finding the Fourth Proportional to 2,520,640.96, 3,780,942 and 627,369.68

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Solution

The fourth proportional to 2,520,640.96, 3,780,942 and 627,369.68 is: 941,049.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520,640.96 : 3,780,942 = 627,369.68 : x
  2. Step 2: Convert to fraction form
    2,520,640.96/3,780,942 = 627,369.68/x
  3. Step 3: Cross multiply
    2,520,640.96x = 3,780,942 × 627,369.68
  4. Step 4: Simplify right side
    2,520,640.96x = 2,372,048,372,638.56
  5. Step 5: Solve for x
    x = 2,372,048,372,638.56/2,520,640.96
  6. Step 6: Final answer
    x = 941,049.68

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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.