Home / 3,119,323.20-4,678,984.80-1,770,964.80

Finding the Fourth Proportional to 3,119,323.20, 4,678,984.80 and 1,770,964.80

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Solution

The fourth proportional to 3,119,323.20, 4,678,984.80 and 1,770,964.80 is: 2,656,447.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,323.20 : 4,678,984.80 = 1,770,964.80 : x
  2. Step 2: Convert to fraction form
    3,119,323.20/4,678,984.80 = 1,770,964.80/x
  3. Step 3: Cross multiply
    3,119,323.20x = 4,678,984.80 × 1,770,964.80
  4. Step 4: Simplify right side
    3,119,323.20x = 8,286,317,380,535.04
  5. Step 5: Solve for x
    x = 8,286,317,380,535.04/3,119,323.20
  6. Step 6: Final answer
    x = 2,656,447.20

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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.