Home / 3,647,629.10-5,031,117.54-2,560,143.35

Finding the Fourth Proportional to 3,647,629.10, 5,031,117.54 and 2,560,143.35

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Solution

The fourth proportional to 3,647,629.10, 5,031,117.54 and 2,560,143.35 is: 3,531,165.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,647,629.10 : 5,031,117.54 = 2,560,143.35 : x
  2. Step 2: Convert to fraction form
    3,647,629.10/5,031,117.54 = 2,560,143.35/x
  3. Step 3: Cross multiply
    3,647,629.10x = 5,031,117.54 × 2,560,143.35
  4. Step 4: Simplify right side
    3,647,629.10x = 12,880,382,100,298.64
  5. Step 5: Solve for x
    x = 12,880,382,100,298.64/3,647,629.10
  6. Step 6: Final answer
    x = 3,531,165.52

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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.