Home / 3,957,425.40-5,936,138.10-965,609.40

Finding the Fourth Proportional to 3,957,425.40, 5,936,138.10 and 965,609.40

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Solution

The fourth proportional to 3,957,425.40, 5,936,138.10 and 965,609.40 is: 1,448,414.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,957,425.40 : 5,936,138.10 = 965,609.40 : x
  2. Step 2: Convert to fraction form
    3,957,425.40/5,936,138.10 = 965,609.40/x
  3. Step 3: Cross multiply
    3,957,425.40x = 5,936,138.10 × 965,609.40
  4. Step 4: Simplify right side
    3,957,425.40x = 5,731,990,749,058.14
  5. Step 5: Solve for x
    x = 5,731,990,749,058.14/3,957,425.40
  6. Step 6: Final answer
    x = 1,448,414.10

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.