Finding the Fourth Proportional to 4,122,146.48, 6,180,230.34 and 2,770,957.73
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Solution
The fourth proportional to 4,122,146.48, 6,180,230.34 and 2,770,957.73 is: 4,154,427.11
Step by Step Solution
- Step 1: Write the proportion equation
4,122,146.48 : 6,180,230.34 = 2,770,957.73 : x - Step 2: Convert to fraction form
4,122,146.48/6,180,230.34 = 2,770,957.73/x - Step 3: Cross multiply
4,122,146.48x = 6,180,230.34 × 2,770,957.73 - Step 4: Simplify right side
4,122,146.48x = 17,125,157,049,254.10 - Step 5: Solve for x
x = 17,125,157,049,254.10/4,122,146.48 - Step 6: Final answer
x = 4,154,427.11
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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.