Home / 3,881,436.57-5,819,783.18-1,860,298.65

Finding the Fourth Proportional to 3,881,436.57, 5,819,783.18 and 1,860,298.65

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Solution

The fourth proportional to 3,881,436.57, 5,819,783.18 and 1,860,298.65 is: 2,789,311.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,881,436.57 : 5,819,783.18 = 1,860,298.65 : x
  2. Step 2: Convert to fraction form
    3,881,436.57/5,819,783.18 = 1,860,298.65/x
  3. Step 3: Cross multiply
    3,881,436.57x = 5,819,783.18 × 1,860,298.65
  4. Step 4: Simplify right side
    3,881,436.57x = 10,826,534,783,745.21
  5. Step 5: Solve for x
    x = 10,826,534,783,745.21/3,881,436.57
  6. Step 6: Final answer
    x = 2,789,311.27

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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.