Home / 2,131,388.20-3,194,326.44-1,594,698.40

Finding the Fourth Proportional to 2,131,388.20, 3,194,326.44 and 1,594,698.40

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Solution

The fourth proportional to 2,131,388.20, 3,194,326.44 and 1,594,698.40 is: 2,389,985.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,131,388.20 : 3,194,326.44 = 1,594,698.40 : x
  2. Step 2: Convert to fraction form
    2,131,388.20/3,194,326.44 = 1,594,698.40/x
  3. Step 3: Cross multiply
    2,131,388.20x = 3,194,326.44 × 1,594,698.40
  4. Step 4: Simplify right side
    2,131,388.20x = 5,093,987,262,945.70
  5. Step 5: Solve for x
    x = 5,093,987,262,945.70/2,131,388.20
  6. Step 6: Final answer
    x = 2,389,985.67

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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.