Finding the Fourth Proportional to 4,471,912.34, 6,170,927.73 and 2,538,212.30
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Solution
The fourth proportional to 4,471,912.34, 6,170,927.73 and 2,538,212.30 is: 3,502,556.28
Step by Step Solution
- Step 1: Write the proportion equation
4,471,912.34 : 6,170,927.73 = 2,538,212.30 : x - Step 2: Convert to fraction form
4,471,912.34/6,170,927.73 = 2,538,212.30/x - Step 3: Cross multiply
4,471,912.34x = 6,170,927.73 × 2,538,212.30 - Step 4: Simplify right side
4,471,912.34x = 15,663,124,666,697.08 - Step 5: Solve for x
x = 15,663,124,666,697.08/4,471,912.34 - Step 6: Final answer
x = 3,502,556.28
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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.