Finding the Fourth Proportional to 1,029,241.72, 1,543,866.29 and 728,813.53
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Solution
The fourth proportional to 1,029,241.72, 1,543,866.29 and 728,813.53 is: 1,093,222.92
Step by Step Solution
- Step 1: Write the proportion equation
1,029,241.72 : 1,543,866.29 = 728,813.53 : x - Step 2: Convert to fraction form
1,029,241.72/1,543,866.29 = 728,813.53/x - Step 3: Cross multiply
1,029,241.72x = 1,543,866.29 × 728,813.53 - Step 4: Simplify right side
1,029,241.72x = 1,125,190,629,299.50 - Step 5: Solve for x
x = 1,125,190,629,299.50/1,029,241.72 - Step 6: Final answer
x = 1,093,222.92
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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.