Finding the Fourth Proportional to 4,729,456.31, 6,526,619.98 and 2,665,134.99
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Solution
The fourth proportional to 4,729,456.31, 6,526,619.98 and 2,665,134.99 is: 3,677,869.52
Step by Step Solution
- Step 1: Write the proportion equation
4,729,456.31 : 6,526,619.98 = 2,665,134.99 : x - Step 2: Convert to fraction form
4,729,456.31/6,526,619.98 = 2,665,134.99/x - Step 3: Cross multiply
4,729,456.31x = 6,526,619.98 × 2,665,134.99 - Step 4: Simplify right side
4,729,456.31x = 17,394,323,229,172.32 - Step 5: Solve for x
x = 17,394,323,229,172.32/4,729,456.31 - Step 6: Final answer
x = 3,677,869.52
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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.