Home / 1,538,857.49-2,123,733.27-850,514.54

Finding the Fourth Proportional to 1,538,857.49, 2,123,733.27 and 850,514.54

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Solution

The fourth proportional to 1,538,857.49, 2,123,733.27 and 850,514.54 is: 1,173,770.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,857.49 : 2,123,733.27 = 850,514.54 : x
  2. Step 2: Convert to fraction form
    1,538,857.49/2,123,733.27 = 850,514.54/x
  3. Step 3: Cross multiply
    1,538,857.49x = 2,123,733.27 × 850,514.54
  4. Step 4: Simplify right side
    1,538,857.49x = 1,806,266,014,598.08
  5. Step 5: Solve for x
    x = 1,806,266,014,598.08/1,538,857.49
  6. Step 6: Final answer
    x = 1,173,770.82

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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.