Finding the Fourth Proportional to 1,090,161.24, 1,635,310.98 and 342,236.76
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Solution
The fourth proportional to 1,090,161.24, 1,635,310.98 and 342,236.76 is: 513,376.84
Step by Step Solution
- Step 1: Write the proportion equation
1,090,161.24 : 1,635,310.98 = 342,236.76 : x - Step 2: Convert to fraction form
1,090,161.24/1,635,310.98 = 342,236.76/x - Step 3: Cross multiply
1,090,161.24x = 1,635,310.98 × 342,236.76 - Step 4: Simplify right side
1,090,161.24x = 559,663,531,387.63 - Step 5: Solve for x
x = 559,663,531,387.63/1,090,161.24 - Step 6: Final answer
x = 513,376.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.