Home / 4,220,680.24-5,824,647.20-2,589,988.64

Finding the Fourth Proportional to 4,220,680.24, 5,824,647.20 and 2,589,988.64

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Solution

The fourth proportional to 4,220,680.24, 5,824,647.20 and 2,589,988.64 is: 3,574,250.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,220,680.24 : 5,824,647.20 = 2,589,988.64 : x
  2. Step 2: Convert to fraction form
    4,220,680.24/5,824,647.20 = 2,589,988.64/x
  3. Step 3: Cross multiply
    4,220,680.24x = 5,824,647.20 × 2,589,988.64
  4. Step 4: Simplify right side
    4,220,680.24x = 15,085,770,080,007.81
  5. Step 5: Solve for x
    x = 15,085,770,080,007.81/4,220,680.24
  6. Step 6: Final answer
    x = 3,574,250.88

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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.