Finding the Fourth Proportional to 3,106,738.66, 4,285,090.84 and 2,073,725.60
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Solution
The fourth proportional to 3,106,738.66, 4,285,090.84 and 2,073,725.60 is: 2,860,267.16
Step by Step Solution
- Step 1: Write the proportion equation
3,106,738.66 : 4,285,090.84 = 2,073,725.60 : x - Step 2: Convert to fraction form
3,106,738.66/4,285,090.84 = 2,073,725.60/x - Step 3: Cross multiply
3,106,738.66x = 4,285,090.84 × 2,073,725.60 - Step 4: Simplify right side
3,106,738.66x = 8,886,102,573,233.50 - Step 5: Solve for x
x = 8,886,102,573,233.50/3,106,738.66 - Step 6: Final answer
x = 2,860,267.16
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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.