Finding the Fourth Proportional to 1,793,105.49, 2,474,486.48 and 1,018,737.67
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Solution
The fourth proportional to 1,793,105.49, 2,474,486.48 and 1,018,737.67 is: 1,405,858.50
Step by Step Solution
- Step 1: Write the proportion equation
1,793,105.49 : 2,474,486.48 = 1,018,737.67 : x - Step 2: Convert to fraction form
1,793,105.49/2,474,486.48 = 1,018,737.67/x - Step 3: Cross multiply
1,793,105.49x = 2,474,486.48 × 1,018,737.67 - Step 4: Simplify right side
1,793,105.49x = 2,520,852,591,081.70 - Step 5: Solve for x
x = 2,520,852,591,081.70/1,793,105.49 - Step 6: Final answer
x = 1,405,858.50
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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.