Home / 2,600,927.72-3,901,522.14-828,137.96

Finding the Fourth Proportional to 2,600,927.72, 3,901,522.14 and 828,137.96

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Solution

The fourth proportional to 2,600,927.72, 3,901,522.14 and 828,137.96 is: 1,242,248.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,600,927.72 : 3,901,522.14 = 828,137.96 : x
  2. Step 2: Convert to fraction form
    2,600,927.72/3,901,522.14 = 828,137.96/x
  3. Step 3: Cross multiply
    2,600,927.72x = 3,901,522.14 × 828,137.96
  4. Step 4: Simplify right side
    2,600,927.72x = 3,230,998,585,914.43
  5. Step 5: Solve for x
    x = 3,230,998,585,914.43/2,600,927.72
  6. Step 6: Final answer
    x = 1,242,248.51

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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.