Home / 1,911,189.66-2,868,556.77-965,224.14

Finding the Fourth Proportional to 1,911,189.66, 2,868,556.77 and 965,224.14

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Solution

The fourth proportional to 1,911,189.66, 2,868,556.77 and 965,224.14 is: 1,448,731.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,189.66 : 2,868,556.77 = 965,224.14 : x
  2. Step 2: Convert to fraction form
    1,911,189.66/2,868,556.77 = 965,224.14/x
  3. Step 3: Cross multiply
    1,911,189.66x = 2,868,556.77 × 965,224.14
  4. Step 4: Simplify right side
    1,911,189.66x = 2,768,800,241,364.43
  5. Step 5: Solve for x
    x = 2,768,800,241,364.43/1,911,189.66
  6. Step 6: Final answer
    x = 1,448,731.28

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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.