Home / 2,520,638.09-3,780,937.68-627,366.77

Finding the Fourth Proportional to 2,520,638.09, 3,780,937.68 and 627,366.77

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Solution

The fourth proportional to 2,520,638.09, 3,780,937.68 and 627,366.77 is: 941,045.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520,638.09 : 3,780,937.68 = 627,366.77 : x
  2. Step 2: Convert to fraction form
    2,520,638.09/3,780,937.68 = 627,366.77/x
  3. Step 3: Cross multiply
    2,520,638.09x = 3,780,937.68 × 627,366.77
  4. Step 4: Simplify right side
    2,520,638.09x = 2,372,034,659,872.89
  5. Step 5: Solve for x
    x = 2,372,034,659,872.89/2,520,638.09
  6. Step 6: Final answer
    x = 941,045.31

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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.