Home / 2,699,450.70-4,050,198.72-1,620,716.58

Finding the Fourth Proportional to 2,699,450.70, 4,050,198.72 and 1,620,716.58

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Solution

The fourth proportional to 2,699,450.70, 4,050,198.72 and 1,620,716.58 is: 2,431,688.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,699,450.70 : 4,050,198.72 = 1,620,716.58 : x
  2. Step 2: Convert to fraction form
    2,699,450.70/4,050,198.72 = 1,620,716.58/x
  3. Step 3: Cross multiply
    2,699,450.70x = 4,050,198.72 × 1,620,716.58
  4. Step 4: Simplify right side
    2,699,450.70x = 6,564,224,217,798.78
  5. Step 5: Solve for x
    x = 6,564,224,217,798.78/2,699,450.70
  6. Step 6: Final answer
    x = 2,431,688.87

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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.