Home / 4,193,669.80-6,289,766.44-1,119,698.78

Finding the Fourth Proportional to 4,193,669.80, 6,289,766.44 and 1,119,698.78

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Solution

The fourth proportional to 4,193,669.80, 6,289,766.44 and 1,119,698.78 is: 1,679,351.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,193,669.80 : 6,289,766.44 = 1,119,698.78 : x
  2. Step 2: Convert to fraction form
    4,193,669.80/6,289,766.44 = 1,119,698.78/x
  3. Step 3: Cross multiply
    4,193,669.80x = 6,289,766.44 × 1,119,698.78
  4. Step 4: Simplify right side
    4,193,669.80x = 7,042,643,775,104.86
  5. Step 5: Solve for x
    x = 7,042,643,775,104.86/4,193,669.80
  6. Step 6: Final answer
    x = 1,679,351.05

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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.