Home / 1,538,857.07-2,123,732.64-850,514.13

Finding the Fourth Proportional to 1,538,857.07, 2,123,732.64 and 850,514.13

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Solution

The fourth proportional to 1,538,857.07, 2,123,732.64 and 850,514.13 is: 1,173,770.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,857.07 : 2,123,732.64 = 850,514.13 : x
  2. Step 2: Convert to fraction form
    1,538,857.07/2,123,732.64 = 850,514.13/x
  3. Step 3: Cross multiply
    1,538,857.07x = 2,123,732.64 × 850,514.13
  4. Step 4: Simplify right side
    1,538,857.07x = 1,806,264,629,815.63
  5. Step 5: Solve for x
    x = 1,806,264,629,815.63/1,538,857.07
  6. Step 6: Final answer
    x = 1,173,770.24

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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.