Home / 1,212,863.24-1,819,714.38-414,706.70

Finding the Fourth Proportional to 1,212,863.24, 1,819,714.38 and 414,706.70

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Solution

The fourth proportional to 1,212,863.24, 1,819,714.38 and 414,706.70 is: 622,203.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,863.24 : 1,819,714.38 = 414,706.70 : x
  2. Step 2: Convert to fraction form
    1,212,863.24/1,819,714.38 = 414,706.70/x
  3. Step 3: Cross multiply
    1,212,863.24x = 1,819,714.38 × 414,706.70
  4. Step 4: Simplify right side
    1,212,863.24x = 754,647,745,472.35
  5. Step 5: Solve for x
    x = 754,647,745,472.35/1,212,863.24
  6. Step 6: Final answer
    x = 622,203.49

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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.