Home / 3,647,682.51-5,031,191.23-2,560,196.76

Finding the Fourth Proportional to 3,647,682.51, 5,031,191.23 and 2,560,196.76

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Solution

The fourth proportional to 3,647,682.51, 5,031,191.23 and 2,560,196.76 is: 3,531,239.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,647,682.51 : 5,031,191.23 = 2,560,196.76 : x
  2. Step 2: Convert to fraction form
    3,647,682.51/5,031,191.23 = 2,560,196.76/x
  3. Step 3: Cross multiply
    3,647,682.51x = 5,031,191.23 × 2,560,196.76
  4. Step 4: Simplify right side
    3,647,682.51x = 12,880,839,485,986.41
  5. Step 5: Solve for x
    x = 12,880,839,485,986.41/3,647,682.51
  6. Step 6: Final answer
    x = 3,531,239.20

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Double scale
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Similar ratio
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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.