Finding the Fourth Proportional to 3,670,383.80, 5,505,575.70 and 2,725,599.80
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Solution
The fourth proportional to 3,670,383.80, 5,505,575.70 and 2,725,599.80 is: 4,088,399.70
Step by Step Solution
- Step 1: Write the proportion equation
3,670,383.80 : 5,505,575.70 = 2,725,599.80 : x - Step 2: Convert to fraction form
3,670,383.80/5,505,575.70 = 2,725,599.80/x - Step 3: Cross multiply
3,670,383.80x = 5,505,575.70 × 2,725,599.80 - Step 4: Simplify right side
3,670,383.80x = 15,005,996,026,804.86 - Step 5: Solve for x
x = 15,005,996,026,804.86/3,670,383.80 - Step 6: Final answer
x = 4,088,399.70
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1.5x scale
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.