Home / 2,319,190.50-3,200,634.27-1,339,170.90

Finding the Fourth Proportional to 2,319,190.50, 3,200,634.27 and 1,339,170.90

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Solution

The fourth proportional to 2,319,190.50, 3,200,634.27 and 1,339,170.90 is: 1,848,143.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319,190.50 : 3,200,634.27 = 1,339,170.90 : x
  2. Step 2: Convert to fraction form
    2,319,190.50/3,200,634.27 = 1,339,170.90/x
  3. Step 3: Cross multiply
    2,319,190.50x = 3,200,634.27 × 1,339,170.90
  4. Step 4: Simplify right side
    2,319,190.50x = 4,286,196,275,926.74
  5. Step 5: Solve for x
    x = 4,286,196,275,926.74/2,319,190.50
  6. Step 6: Final answer
    x = 1,848,143.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.