Home / 3,801,021.78-5,241,206.92-2,422,181.46

Finding the Fourth Proportional to 3,801,021.78, 5,241,206.92 and 2,422,181.46

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Solution

The fourth proportional to 3,801,021.78, 5,241,206.92 and 2,422,181.46 is: 3,339,931.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,801,021.78 : 5,241,206.92 = 2,422,181.46 : x
  2. Step 2: Convert to fraction form
    3,801,021.78/5,241,206.92 = 2,422,181.46/x
  3. Step 3: Cross multiply
    3,801,021.78x = 5,241,206.92 × 2,422,181.46
  4. Step 4: Simplify right side
    3,801,021.78x = 12,695,154,229,647.70
  5. Step 5: Solve for x
    x = 12,695,154,229,647.70/3,801,021.78
  6. Step 6: Final answer
    x = 3,339,931.99

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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.