Home / 2,819,768.84-4,230,197.02-1,200,508.02

Finding the Fourth Proportional to 2,819,768.84, 4,230,197.02 and 1,200,508.02

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Solution

The fourth proportional to 2,819,768.84, 4,230,197.02 and 1,200,508.02 is: 1,800,993.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,768.84 : 4,230,197.02 = 1,200,508.02 : x
  2. Step 2: Convert to fraction form
    2,819,768.84/4,230,197.02 = 1,200,508.02/x
  3. Step 3: Cross multiply
    2,819,768.84x = 4,230,197.02 × 1,200,508.02
  4. Step 4: Simplify right side
    2,819,768.84x = 5,078,385,450,190.74
  5. Step 5: Solve for x
    x = 5,078,385,450,190.74/2,819,768.84
  6. Step 6: Final answer
    x = 1,800,993.54

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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.