Home / 1,236,154.92-1,855,012.44-526,181.82

Finding the Fourth Proportional to 1,236,154.92, 1,855,012.44 and 526,181.82

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Solution

The fourth proportional to 1,236,154.92, 1,855,012.44 and 526,181.82 is: 789,604.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,154.92 : 1,855,012.44 = 526,181.82 : x
  2. Step 2: Convert to fraction form
    1,236,154.92/1,855,012.44 = 526,181.82/x
  3. Step 3: Cross multiply
    1,236,154.92x = 1,855,012.44 × 526,181.82
  4. Step 4: Simplify right side
    1,236,154.92x = 976,073,821,801.84
  5. Step 5: Solve for x
    x = 976,073,821,801.84/1,236,154.92
  6. Step 6: Final answer
    x = 789,604.77

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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.