Home / 1,538,857.85-2,123,733.73-850,514.92

Finding the Fourth Proportional to 1,538,857.85, 2,123,733.73 and 850,514.92

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Solution

The fourth proportional to 1,538,857.85, 2,123,733.73 and 850,514.92 is: 1,173,771.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,857.85 : 2,123,733.73 = 850,514.92 : x
  2. Step 2: Convert to fraction form
    1,538,857.85/2,123,733.73 = 850,514.92/x
  3. Step 3: Cross multiply
    1,538,857.85x = 2,123,733.73 × 850,514.92
  4. Step 4: Simplify right side
    1,538,857.85x = 1,806,267,208,601.01
  5. Step 5: Solve for x
    x = 1,806,267,208,601.01/1,538,857.85
  6. Step 6: Final answer
    x = 1,173,771.32

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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.