Home / 2,489,245.76-3,734,787.04-2,013,878.72

Finding the Fourth Proportional to 2,489,245.76, 3,734,787.04 and 2,013,878.72

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Solution

The fourth proportional to 2,489,245.76, 3,734,787.04 and 2,013,878.72 is: 3,021,561.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,489,245.76 : 3,734,787.04 = 2,013,878.72 : x
  2. Step 2: Convert to fraction form
    2,489,245.76/3,734,787.04 = 2,013,878.72/x
  3. Step 3: Cross multiply
    2,489,245.76x = 3,734,787.04 × 2,013,878.72
  4. Step 4: Simplify right side
    2,489,245.76x = 7,521,408,143,587.79
  5. Step 5: Solve for x
    x = 7,521,408,143,587.79/2,489,245.76
  6. Step 6: Final answer
    x = 3,021,561.09

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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.