Home / 2,171,271.45-3,255,351.98-908,449.05

Finding the Fourth Proportional to 2,171,271.45, 3,255,351.98 and 908,449.05

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Solution

The fourth proportional to 2,171,271.45, 3,255,351.98 and 908,449.05 is: 1,362,022.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,171,271.45 : 3,255,351.98 = 908,449.05 : x
  2. Step 2: Convert to fraction form
    2,171,271.45/3,255,351.98 = 908,449.05/x
  3. Step 3: Cross multiply
    2,171,271.45x = 3,255,351.98 × 908,449.05
  4. Step 4: Simplify right side
    2,171,271.45x = 2,957,321,409,104.37
  5. Step 5: Solve for x
    x = 2,957,321,409,104.37/2,171,271.45
  6. Step 6: Final answer
    x = 1,362,022.89

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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.