Finding the Fourth Proportional to 2,346,427.26, 3,236,396.82 and 2,153,456.94
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Solution
The fourth proportional to 2,346,427.26, 3,236,396.82 and 2,153,456.94 is: 2,970,235.35
Step by Step Solution
- Step 1: Write the proportion equation
2,346,427.26 : 3,236,396.82 = 2,153,456.94 : x - Step 2: Convert to fraction form
2,346,427.26/3,236,396.82 = 2,153,456.94/x - Step 3: Cross multiply
2,346,427.26x = 3,236,396.82 × 2,153,456.94 - Step 4: Simplify right side
2,346,427.26x = 6,969,441,192,622.93 - Step 5: Solve for x
x = 6,969,441,192,622.93/2,346,427.26 - Step 6: Final answer
x = 2,970,235.35
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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.