Home / 3,778,504.61-5,659,449.14-3,122,647.72

Finding the Fourth Proportional to 3,778,504.61, 5,659,449.14 and 3,122,647.72

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Solution

The fourth proportional to 3,778,504.61, 5,659,449.14 and 3,122,647.72 is: 4,677,105.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,778,504.61 : 5,659,449.14 = 3,122,647.72 : x
  2. Step 2: Convert to fraction form
    3,778,504.61/5,659,449.14 = 3,122,647.72/x
  3. Step 3: Cross multiply
    3,778,504.61x = 5,659,449.14 × 3,122,647.72
  4. Step 4: Simplify right side
    3,778,504.61x = 17,672,465,947,134.96
  5. Step 5: Solve for x
    x = 17,672,465,947,134.96/3,778,504.61
  6. Step 6: Final answer
    x = 4,677,105.84

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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.