Finding the Fourth Proportional to 3,825,293.99, 5,279,126.67 and 2,193,688.31
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Solution
The fourth proportional to 3,825,293.99, 5,279,126.67 and 2,193,688.31 is: 3,027,416.58
Step by Step Solution
- Step 1: Write the proportion equation
3,825,293.99 : 5,279,126.67 = 2,193,688.31 : x - Step 2: Convert to fraction form
3,825,293.99/5,279,126.67 = 2,193,688.31/x - Step 3: Cross multiply
3,825,293.99x = 5,279,126.67 × 2,193,688.31 - Step 4: Simplify right side
3,825,293.99x = 11,580,758,436,592.60 - Step 5: Solve for x
x = 11,580,758,436,592.60/3,825,293.99 - Step 6: Final answer
x = 3,027,416.58
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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.