Home / 3,392,364.35-4,681,408.42-1,864,438.67

Finding the Fourth Proportional to 3,392,364.35, 4,681,408.42 and 1,864,438.67

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Solution

The fourth proportional to 3,392,364.35, 4,681,408.42 and 1,864,438.67 is: 2,572,895.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,392,364.35 : 4,681,408.42 = 1,864,438.67 : x
  2. Step 2: Convert to fraction form
    3,392,364.35/4,681,408.42 = 1,864,438.67/x
  3. Step 3: Cross multiply
    3,392,364.35x = 4,681,408.42 × 1,864,438.67
  4. Step 4: Simplify right side
    3,392,364.35x = 8,728,198,888,311.60
  5. Step 5: Solve for x
    x = 8,728,198,888,311.60/3,392,364.35
  6. Step 6: Final answer
    x = 2,572,895.48

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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.