Home / 2,680,441.80-4,020,662.70-2,223,796.20

Finding the Fourth Proportional to 2,680,441.80, 4,020,662.70 and 2,223,796.20

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Solution

The fourth proportional to 2,680,441.80, 4,020,662.70 and 2,223,796.20 is: 3,335,694.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680,441.80 : 4,020,662.70 = 2,223,796.20 : x
  2. Step 2: Convert to fraction form
    2,680,441.80/4,020,662.70 = 2,223,796.20/x
  3. Step 3: Cross multiply
    2,680,441.80x = 4,020,662.70 × 2,223,796.20
  4. Step 4: Simplify right side
    2,680,441.80x = 8,941,134,433,741.74
  5. Step 5: Solve for x
    x = 8,941,134,433,741.74/2,680,441.80
  6. Step 6: Final answer
    x = 3,335,694.30

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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.