Finding the Fourth Proportional to 4,220,942.58, 6,331,367.14 and 1,026,071.82
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Solution
The fourth proportional to 4,220,942.58, 6,331,367.14 and 1,026,071.82 is: 1,539,096.37
Step by Step Solution
- Step 1: Write the proportion equation
4,220,942.58 : 6,331,367.14 = 1,026,071.82 : x - Step 2: Convert to fraction form
4,220,942.58/6,331,367.14 = 1,026,071.82/x - Step 3: Cross multiply
4,220,942.58x = 6,331,367.14 × 1,026,071.82 - Step 4: Simplify right side
4,220,942.58x = 6,496,437,404,427.99 - Step 5: Solve for x
x = 6,496,437,404,427.99/4,220,942.58 - Step 6: Final answer
x = 1,539,096.37
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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.