Home / 1,909,129.43-2,634,608.50-1,049,745.04

Finding the Fourth Proportional to 1,909,129.43, 2,634,608.50 and 1,049,745.04

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Solution

The fourth proportional to 1,909,129.43, 2,634,608.50 and 1,049,745.04 is: 1,448,653.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,129.43 : 2,634,608.50 = 1,049,745.04 : x
  2. Step 2: Convert to fraction form
    1,909,129.43/2,634,608.50 = 1,049,745.04/x
  3. Step 3: Cross multiply
    1,909,129.43x = 2,634,608.50 × 1,049,745.04
  4. Step 4: Simplify right side
    1,909,129.43x = 2,765,667,196,005.96
  5. Step 5: Solve for x
    x = 2,765,667,196,005.96/1,909,129.43
  6. Step 6: Final answer
    x = 1,448,653.58

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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.