Home / 3,168,429.40-4,749,144.90-1,749,503.80

Finding the Fourth Proportional to 3,168,429.40, 4,749,144.90 and 1,749,503.80

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Solution

The fourth proportional to 3,168,429.40, 4,749,144.90 and 1,749,503.80 is: 2,622,323.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168,429.40 : 4,749,144.90 = 1,749,503.80 : x
  2. Step 2: Convert to fraction form
    3,168,429.40/4,749,144.90 = 1,749,503.80/x
  3. Step 3: Cross multiply
    3,168,429.40x = 4,749,144.90 × 1,749,503.80
  4. Step 4: Simplify right side
    3,168,429.40x = 8,308,647,049,300.62
  5. Step 5: Solve for x
    x = 8,308,647,049,300.62/3,168,429.40
  6. Step 6: Final answer
    x = 2,622,323.56

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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.