Finding the Fourth Proportional to 2,090,328.12, 3,135,770.82 and 827,858.88
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Solution
The fourth proportional to 2,090,328.12, 3,135,770.82 and 827,858.88 is: 1,241,898.67
Step by Step Solution
- Step 1: Write the proportion equation
2,090,328.12 : 3,135,770.82 = 827,858.88 : x - Step 2: Convert to fraction form
2,090,328.12/3,135,770.82 = 827,858.88/x - Step 3: Cross multiply
2,090,328.12x = 3,135,770.82 × 827,858.88 - Step 4: Simplify right side
2,090,328.12x = 2,595,975,718,981.88 - Step 5: Solve for x
x = 2,595,975,718,981.88/2,090,328.12 - Step 6: Final answer
x = 1,241,898.67
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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.