Home / 3,893,586.75-5,373,118.12-2,151,250.63

Finding the Fourth Proportional to 3,893,586.75, 5,373,118.12 and 2,151,250.63

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Solution

The fourth proportional to 3,893,586.75, 5,373,118.12 and 2,151,250.63 is: 2,968,708.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,893,586.75 : 5,373,118.12 = 2,151,250.63 : x
  2. Step 2: Convert to fraction form
    3,893,586.75/5,373,118.12 = 2,151,250.63/x
  3. Step 3: Cross multiply
    3,893,586.75x = 5,373,118.12 × 2,151,250.63
  4. Step 4: Simplify right side
    3,893,586.75x = 11,558,923,740,714.42
  5. Step 5: Solve for x
    x = 11,558,923,740,714.42/3,893,586.75
  6. Step 6: Final answer
    x = 2,968,708.41

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Double scale
Find fourth proportional to 3,893,587.75, 5,373,119.50 and 2,151,251.63
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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.