Home / 2,290,121.12-3,435,846.46-923,189.28

Finding the Fourth Proportional to 2,290,121.12, 3,435,846.46 and 923,189.28

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Solution

The fourth proportional to 2,290,121.12, 3,435,846.46 and 923,189.28 is: 1,385,051.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,290,121.12 : 3,435,846.46 = 923,189.28 : x
  2. Step 2: Convert to fraction form
    2,290,121.12/3,435,846.46 = 923,189.28/x
  3. Step 3: Cross multiply
    2,290,121.12x = 3,435,846.46 × 923,189.28
  4. Step 4: Simplify right side
    2,290,121.12x = 3,171,936,619,597.95
  5. Step 5: Solve for x
    x = 3,171,936,619,597.95/2,290,121.12
  6. Step 6: Final answer
    x = 1,385,051.90

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1.5x scale

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.