Home / 1,538,857.29-2,123,733.02-850,514.34

Finding the Fourth Proportional to 1,538,857.29, 2,123,733.02 and 850,514.34

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Solution

The fourth proportional to 1,538,857.29, 2,123,733.02 and 850,514.34 is: 1,173,770.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,857.29 : 2,123,733.02 = 850,514.34 : x
  2. Step 2: Convert to fraction form
    1,538,857.29/2,123,733.02 = 850,514.34/x
  3. Step 3: Cross multiply
    1,538,857.29x = 2,123,733.02 × 850,514.34
  4. Step 4: Simplify right side
    1,538,857.29x = 1,806,265,383,588.94
  5. Step 5: Solve for x
    x = 1,806,265,383,588.94/1,538,857.29
  6. Step 6: Final answer
    x = 1,173,770.56

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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.