Home / 1,621,494.83-2,237,556.24-933,055.57

Finding the Fourth Proportional to 1,621,494.83, 2,237,556.24 and 933,055.57

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Solution

The fourth proportional to 1,621,494.83, 2,237,556.24 and 933,055.57 is: 1,287,555.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,494.83 : 2,237,556.24 = 933,055.57 : x
  2. Step 2: Convert to fraction form
    1,621,494.83/2,237,556.24 = 933,055.57/x
  3. Step 3: Cross multiply
    1,621,494.83x = 2,237,556.24 × 933,055.57
  4. Step 4: Simplify right side
    1,621,494.83x = 2,087,764,315,717.20
  5. Step 5: Solve for x
    x = 2,087,764,315,717.20/1,621,494.83
  6. Step 6: Final answer
    x = 1,287,555.33

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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.