Home / 3,893,404.78-5,373,211.44-2,151,226

Finding the Fourth Proportional to 3,893,404.78, 5,373,211.44 and 2,151,226

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Solution

The fourth proportional to 3,893,404.78, 5,373,211.44 and 2,151,226 is: 2,968,864.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,893,404.78 : 5,373,211.44 = 2,151,226 : x
  2. Step 2: Convert to fraction form
    3,893,404.78/5,373,211.44 = 2,151,226/x
  3. Step 3: Cross multiply
    3,893,404.78x = 5,373,211.44 × 2,151,226
  4. Step 4: Simplify right side
    3,893,404.78x = 11,558,992,153,225.44
  5. Step 5: Solve for x
    x = 11,558,992,153,225.44/3,893,404.78
  6. Step 6: Final answer
    x = 2,968,864.74

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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.