Home / 1,538,859.54-2,123,736.12-850,516.59

Finding the Fourth Proportional to 1,538,859.54, 2,123,736.12 and 850,516.59

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Solution

The fourth proportional to 1,538,859.54, 2,123,736.12 and 850,516.59 is: 1,173,773.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,859.54 : 2,123,736.12 = 850,516.59 : x
  2. Step 2: Convert to fraction form
    1,538,859.54/2,123,736.12 = 850,516.59/x
  3. Step 3: Cross multiply
    1,538,859.54x = 2,123,736.12 × 850,516.59
  4. Step 4: Simplify right side
    1,538,859.54x = 1,806,272,802,842.23
  5. Step 5: Solve for x
    x = 1,806,272,802,842.23/1,538,859.54
  6. Step 6: Final answer
    x = 1,173,773.67

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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.