Home / 2,161,211.53-3,238,919.52-1,682,017.96

Finding the Fourth Proportional to 2,161,211.53, 3,238,919.52 and 1,682,017.96

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Solution

The fourth proportional to 2,161,211.53, 3,238,919.52 and 1,682,017.96 is: 2,520,771.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,161,211.53 : 3,238,919.52 = 1,682,017.96 : x
  2. Step 2: Convert to fraction form
    2,161,211.53/3,238,919.52 = 1,682,017.96/x
  3. Step 3: Cross multiply
    2,161,211.53x = 3,238,919.52 × 1,682,017.96
  4. Step 4: Simplify right side
    2,161,211.53x = 5,447,920,803,634.58
  5. Step 5: Solve for x
    x = 5,447,920,803,634.58/2,161,211.53
  6. Step 6: Final answer
    x = 2,520,771.67

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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.