Finding the Fourth Proportional to 2,235,286.91, 3,084,610.29 and 1,268,359.53
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Solution
The fourth proportional to 2,235,286.91, 3,084,610.29 and 1,268,359.53 is: 1,750,287.56
Step by Step Solution
- Step 1: Write the proportion equation
2,235,286.91 : 3,084,610.29 = 1,268,359.53 : x - Step 2: Convert to fraction form
2,235,286.91/3,084,610.29 = 1,268,359.53/x - Step 3: Cross multiply
2,235,286.91x = 3,084,610.29 × 1,268,359.53 - Step 4: Simplify right side
2,235,286.91x = 3,912,394,857,657.56 - Step 5: Solve for x
x = 3,912,394,857,657.56/2,235,286.91 - Step 6: Final answer
x = 1,750,287.56
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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.