Home / 3,840,576.62-5,300,063.97-2,121,594.62

Finding the Fourth Proportional to 3,840,576.62, 5,300,063.97 and 2,121,594.62

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Solution

The fourth proportional to 3,840,576.62, 5,300,063.97 and 2,121,594.62 is: 2,927,838.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,840,576.62 : 5,300,063.97 = 2,121,594.62 : x
  2. Step 2: Convert to fraction form
    3,840,576.62/5,300,063.97 = 2,121,594.62/x
  3. Step 3: Cross multiply
    3,840,576.62x = 5,300,063.97 × 2,121,594.62
  4. Step 4: Simplify right side
    3,840,576.62x = 11,244,587,204,407.84
  5. Step 5: Solve for x
    x = 11,244,587,204,407.84/3,840,576.62
  6. Step 6: Final answer
    x = 2,927,838.27

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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.