Finding the Fourth Proportional to 3,610,720.94, 5,383,800.61 and 3,511,518.62
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Solution
The fourth proportional to 3,610,720.94, 5,383,800.61 and 3,511,518.62 is: 5,235,884.02
Step by Step Solution
- Step 1: Write the proportion equation
3,610,720.94 : 5,383,800.61 = 3,511,518.62 : x - Step 2: Convert to fraction form
3,610,720.94/5,383,800.61 = 3,511,518.62/x - Step 3: Cross multiply
3,610,720.94x = 5,383,800.61 × 3,511,518.62 - Step 4: Simplify right side
3,610,720.94x = 18,905,316,088,382.36 - Step 5: Solve for x
x = 18,905,316,088,382.36/3,610,720.94 - Step 6: Final answer
x = 5,235,884.02
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.