Finding the Fourth Proportional to 1,414,071.96, 1,951,415.70 and 769,491.99
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Solution
The fourth proportional to 1,414,071.96, 1,951,415.70 and 769,491.99 is: 1,061,896.98
Step by Step Solution
- Step 1: Write the proportion equation
1,414,071.96 : 1,951,415.70 = 769,491.99 : x - Step 2: Convert to fraction form
1,414,071.96/1,951,415.70 = 769,491.99/x - Step 3: Cross multiply
1,414,071.96x = 1,951,415.70 × 769,491.99 - Step 4: Simplify right side
1,414,071.96x = 1,501,598,750,310.24 - Step 5: Solve for x
x = 1,501,598,750,310.24/1,414,071.96 - Step 6: Final answer
x = 1,061,896.98
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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.