Finding the Fourth Proportional to 1,531,992.96, 2,299,039.52 and 534,720.96
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Solution
The fourth proportional to 1,531,992.96, 2,299,039.52 and 534,720.96 is: 802,447.96
Step by Step Solution
- Step 1: Write the proportion equation
1,531,992.96 : 2,299,039.52 = 534,720.96 : x - Step 2: Convert to fraction form
1,531,992.96/2,299,039.52 = 534,720.96/x - Step 3: Cross multiply
1,531,992.96x = 2,299,039.52 × 534,720.96 - Step 4: Simplify right side
1,531,992.96x = 1,229,344,619,212.34 - Step 5: Solve for x
x = 1,229,344,619,212.34/1,531,992.96 - Step 6: Final answer
x = 802,447.96
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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.