Home / 1,668,243.58-2,302,158.92-933,188.31

Finding the Fourth Proportional to 1,668,243.58, 2,302,158.92 and 933,188.31

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Solution

The fourth proportional to 1,668,243.58, 2,302,158.92 and 933,188.31 is: 1,287,790.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,668,243.58 : 2,302,158.92 = 933,188.31 : x
  2. Step 2: Convert to fraction form
    1,668,243.58/2,302,158.92 = 933,188.31/x
  3. Step 3: Cross multiply
    1,668,243.58x = 2,302,158.92 × 933,188.31
  4. Step 4: Simplify right side
    1,668,243.58x = 2,148,347,787,240.28
  5. Step 5: Solve for x
    x = 2,148,347,787,240.28/1,668,243.58
  6. Step 6: Final answer
    x = 1,287,790.23

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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.