Home / 1,256,714.27-1,734,213.88-683,756.72

Finding the Fourth Proportional to 1,256,714.27, 1,734,213.88 and 683,756.72

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Solution

The fourth proportional to 1,256,714.27, 1,734,213.88 and 683,756.72 is: 943,556.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,714.27 : 1,734,213.88 = 683,756.72 : x
  2. Step 2: Convert to fraction form
    1,256,714.27/1,734,213.88 = 683,756.72/x
  3. Step 3: Cross multiply
    1,256,714.27x = 1,734,213.88 × 683,756.72
  4. Step 4: Simplify right side
    1,256,714.27x = 1,185,780,394,367.27
  5. Step 5: Solve for x
    x = 1,185,780,394,367.27/1,256,714.27
  6. Step 6: Final answer
    x = 943,556.08

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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.