Home / 1,897,963.12-2,846,977.62-699,268.42

Finding the Fourth Proportional to 1,897,963.12, 2,846,977.62 and 699,268.42

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Solution

The fourth proportional to 1,897,963.12, 2,846,977.62 and 699,268.42 is: 1,048,914.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897,963.12 : 2,846,977.62 = 699,268.42 : x
  2. Step 2: Convert to fraction form
    1,897,963.12/2,846,977.62 = 699,268.42/x
  3. Step 3: Cross multiply
    1,897,963.12x = 2,846,977.62 × 699,268.42
  4. Step 4: Simplify right side
    1,897,963.12x = 1,990,801,542,112.76
  5. Step 5: Solve for x
    x = 1,990,801,542,112.76/1,897,963.12
  6. Step 6: Final answer
    x = 1,048,914.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.