Home / 4,658,997.80-6,992,433.30-1,821,146.60

Finding the Fourth Proportional to 4,658,997.80, 6,992,433.30 and 1,821,146.60

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Solution

The fourth proportional to 4,658,997.80, 6,992,433.30 and 1,821,146.60 is: 2,733,258.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,658,997.80 : 6,992,433.30 = 1,821,146.60 : x
  2. Step 2: Convert to fraction form
    4,658,997.80/6,992,433.30 = 1,821,146.60/x
  3. Step 3: Cross multiply
    4,658,997.80x = 6,992,433.30 × 1,821,146.60
  4. Step 4: Simplify right side
    4,658,997.80x = 12,734,246,130,021.78
  5. Step 5: Solve for x
    x = 12,734,246,130,021.78/4,658,997.80
  6. Step 6: Final answer
    x = 2,733,258.67

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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.