Home / 3,091,115.46-4,261,819.40-2,209,118.60

Finding the Fourth Proportional to 3,091,115.46, 4,261,819.40 and 2,209,118.60

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Solution

The fourth proportional to 3,091,115.46, 4,261,819.40 and 2,209,118.60 is: 3,045,782.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091,115.46 : 4,261,819.40 = 2,209,118.60 : x
  2. Step 2: Convert to fraction form
    3,091,115.46/4,261,819.40 = 2,209,118.60/x
  3. Step 3: Cross multiply
    3,091,115.46x = 4,261,819.40 × 2,209,118.60
  4. Step 4: Simplify right side
    3,091,115.46x = 9,414,864,506,380.84
  5. Step 5: Solve for x
    x = 9,414,864,506,380.84/3,091,115.46
  6. Step 6: Final answer
    x = 3,045,782.22

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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.