Home / 4,850,621.85-7,274,691.72-1,438,110.48

Finding the Fourth Proportional to 4,850,621.85, 7,274,691.72 and 1,438,110.48

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Solution

The fourth proportional to 4,850,621.85, 7,274,691.72 and 1,438,110.48 is: 2,156,797.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,850,621.85 : 7,274,691.72 = 1,438,110.48 : x
  2. Step 2: Convert to fraction form
    4,850,621.85/7,274,691.72 = 1,438,110.48/x
  3. Step 3: Cross multiply
    4,850,621.85x = 7,274,691.72 × 1,438,110.48
  4. Step 4: Simplify right side
    4,850,621.85x = 10,461,810,401,301.22
  5. Step 5: Solve for x
    x = 10,461,810,401,301.22/4,850,621.85
  6. Step 6: Final answer
    x = 2,156,797.77

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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.