Home / 2,027,661.51-2,797,982.94-1,211,702.73

Finding the Fourth Proportional to 2,027,661.51, 2,797,982.94 and 1,211,702.73

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Solution

The fourth proportional to 2,027,661.51, 2,797,982.94 and 1,211,702.73 is: 1,672,036.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,027,661.51 : 2,797,982.94 = 1,211,702.73 : x
  2. Step 2: Convert to fraction form
    2,027,661.51/2,797,982.94 = 1,211,702.73/x
  3. Step 3: Cross multiply
    2,027,661.51x = 2,797,982.94 × 1,211,702.73
  4. Step 4: Simplify right side
    2,027,661.51x = 3,390,323,566,891.43
  5. Step 5: Solve for x
    x = 3,390,323,566,891.43/2,027,661.51
  6. Step 6: Final answer
    x = 1,672,036.26

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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.