Finding the Fourth Proportional to 5,239,243.98, 7,227,511.02 and 3,062,364.93
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Solution
The fourth proportional to 5,239,243.98, 7,227,511.02 and 3,062,364.93 is: 4,224,517.19
Step by Step Solution
- Step 1: Write the proportion equation
5,239,243.98 : 7,227,511.02 = 3,062,364.93 : x - Step 2: Convert to fraction form
5,239,243.98/7,227,511.02 = 3,062,364.93/x - Step 3: Cross multiply
5,239,243.98x = 7,227,511.02 × 3,062,364.93 - Step 4: Simplify right side
5,239,243.98x = 22,133,276,278,836.53 - Step 5: Solve for x
x = 22,133,276,278,836.53/5,239,243.98 - Step 6: Final answer
x = 4,224,517.19
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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.