Home / 2,094,739.18-3,142,023.41-728,825.58

Finding the Fourth Proportional to 2,094,739.18, 3,142,023.41 and 728,825.58

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Solution

The fourth proportional to 2,094,739.18, 3,142,023.41 and 728,825.58 is: 1,093,208.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,094,739.18 : 3,142,023.41 = 728,825.58 : x
  2. Step 2: Convert to fraction form
    2,094,739.18/3,142,023.41 = 728,825.58/x
  3. Step 3: Cross multiply
    2,094,739.18x = 3,142,023.41 × 728,825.58
  4. Step 4: Simplify right side
    2,094,739.18x = 2,289,987,035,988.89
  5. Step 5: Solve for x
    x = 2,289,987,035,988.89/2,094,739.18
  6. Step 6: Final answer
    x = 1,093,208.67

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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.