Home / 2,819,394.46-3,890,768.14-1,530,234.51

Finding the Fourth Proportional to 2,819,394.46, 3,890,768.14 and 1,530,234.51

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Solution

The fourth proportional to 2,819,394.46, 3,890,768.14 and 1,530,234.51 is: 2,111,725.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,394.46 : 3,890,768.14 = 1,530,234.51 : x
  2. Step 2: Convert to fraction form
    2,819,394.46/3,890,768.14 = 1,530,234.51/x
  3. Step 3: Cross multiply
    2,819,394.46x = 3,890,768.14 × 1,530,234.51
  4. Step 4: Simplify right side
    2,819,394.46x = 5,953,787,659,820.55
  5. Step 5: Solve for x
    x = 5,953,787,659,820.55/2,819,394.46
  6. Step 6: Final answer
    x = 2,111,725.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.