Home / 1,933,806.72-2,668,496.64-1,118,062.72

Finding the Fourth Proportional to 1,933,806.72, 2,668,496.64 and 1,118,062.72

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Solution

The fourth proportional to 1,933,806.72, 2,668,496.64 and 1,118,062.72 is: 1,542,835.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933,806.72 : 2,668,496.64 = 1,118,062.72 : x
  2. Step 2: Convert to fraction form
    1,933,806.72/2,668,496.64 = 1,118,062.72/x
  3. Step 3: Cross multiply
    1,933,806.72x = 2,668,496.64 × 1,118,062.72
  4. Step 4: Simplify right side
    1,933,806.72x = 2,983,546,611,629.26
  5. Step 5: Solve for x
    x = 2,983,546,611,629.26/1,933,806.72
  6. Step 6: Final answer
    x = 1,542,835.99

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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.