Home / 2,819,198.41-4,227,849.87-1,021,705.54

Finding the Fourth Proportional to 2,819,198.41, 4,227,849.87 and 1,021,705.54

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Solution

The fourth proportional to 2,819,198.41, 4,227,849.87 and 1,021,705.54 is: 1,532,214.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,198.41 : 4,227,849.87 = 1,021,705.54 : x
  2. Step 2: Convert to fraction form
    2,819,198.41/4,227,849.87 = 1,021,705.54/x
  3. Step 3: Cross multiply
    2,819,198.41x = 4,227,849.87 × 1,021,705.54
  4. Step 4: Simplify right side
    2,819,198.41x = 4,319,617,634,467.28
  5. Step 5: Solve for x
    x = 4,319,617,634,467.28/2,819,198.41
  6. Step 6: Final answer
    x = 1,532,214.84

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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.