Home / 1,672,137.66-2,308,506.03-1,100,838.59

Finding the Fourth Proportional to 1,672,137.66, 2,308,506.03 and 1,100,838.59

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Solution

The fourth proportional to 1,672,137.66, 2,308,506.03 and 1,100,838.59 is: 1,519,786.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,137.66 : 2,308,506.03 = 1,100,838.59 : x
  2. Step 2: Convert to fraction form
    1,672,137.66/2,308,506.03 = 1,100,838.59/x
  3. Step 3: Cross multiply
    1,672,137.66x = 2,308,506.03 × 1,100,838.59
  4. Step 4: Simplify right side
    1,672,137.66x = 2,541,292,511,529.17
  5. Step 5: Solve for x
    x = 2,541,292,511,529.17/1,672,137.66
  6. Step 6: Final answer
    x = 1,519,786.66

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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.