Home / 1,002,858.87-1,504,731.03-404,987.75

Finding the Fourth Proportional to 1,002,858.87, 1,504,731.03 and 404,987.75

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Solution

The fourth proportional to 1,002,858.87, 1,504,731.03 and 404,987.75 is: 607,660.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,858.87 : 1,504,731.03 = 404,987.75 : x
  2. Step 2: Convert to fraction form
    1,002,858.87/1,504,731.03 = 404,987.75/x
  3. Step 3: Cross multiply
    1,002,858.87x = 1,504,731.03 × 404,987.75
  4. Step 4: Simplify right side
    1,002,858.87x = 609,397,630,795.27
  5. Step 5: Solve for x
    x = 609,397,630,795.27/1,002,858.87
  6. Step 6: Final answer
    x = 607,660.41

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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.