Finding the Fourth Proportional to 2,117,640.78, 3,176,651.52 and 601,338.60
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Solution
The fourth proportional to 2,117,640.78, 3,176,651.52 and 601,338.60 is: 902,061.95
Step by Step Solution
- Step 1: Write the proportion equation
2,117,640.78 : 3,176,651.52 = 601,338.60 : x - Step 2: Convert to fraction form
2,117,640.78/3,176,651.52 = 601,338.60/x - Step 3: Cross multiply
2,117,640.78x = 3,176,651.52 × 601,338.60 - Step 4: Simplify right side
2,117,640.78x = 1,910,243,177,724.67 - Step 5: Solve for x
x = 1,910,243,177,724.67/2,117,640.78 - Step 6: Final answer
x = 902,061.95
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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.