Home / 1,933,533.78-2,668,352.43-1,322,967.18

Finding the Fourth Proportional to 1,933,533.78, 2,668,352.43 and 1,322,967.18

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Solution

The fourth proportional to 1,933,533.78, 2,668,352.43 and 1,322,967.18 is: 1,825,746.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933,533.78 : 2,668,352.43 = 1,322,967.18 : x
  2. Step 2: Convert to fraction form
    1,933,533.78/2,668,352.43 = 1,322,967.18/x
  3. Step 3: Cross multiply
    1,933,533.78x = 2,668,352.43 × 1,322,967.18
  4. Step 4: Simplify right side
    1,933,533.78x = 3,530,142,689,563.25
  5. Step 5: Solve for x
    x = 3,530,142,689,563.25/1,933,533.78
  6. Step 6: Final answer
    x = 1,825,746.58

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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.