Finding the Fourth Proportional to 2,347,239.21, 3,521,531.32 and 1,149,512.26
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Solution
The fourth proportional to 2,347,239.21, 3,521,531.32 and 1,149,512.26 is: 1,724,597.73
Step by Step Solution
- Step 1: Write the proportion equation
2,347,239.21 : 3,521,531.32 = 1,149,512.26 : x - Step 2: Convert to fraction form
2,347,239.21/3,521,531.32 = 1,149,512.26/x - Step 3: Cross multiply
2,347,239.21x = 3,521,531.32 × 1,149,512.26 - Step 4: Simplify right side
2,347,239.21x = 4,048,043,424,472.25 - Step 5: Solve for x
x = 4,048,043,424,472.25/2,347,239.21 - Step 6: Final answer
x = 1,724,597.73
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.