Finding the Fourth Proportional to 1,054,020.75, 1,581,074.87 and 306,066.75
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Solution
The fourth proportional to 1,054,020.75, 1,581,074.87 and 306,066.75 is: 459,112.83
Step by Step Solution
- Step 1: Write the proportion equation
1,054,020.75 : 1,581,074.87 = 306,066.75 : x - Step 2: Convert to fraction form
1,054,020.75/1,581,074.87 = 306,066.75/x - Step 3: Cross multiply
1,054,020.75x = 1,581,074.87 × 306,066.75 - Step 4: Simplify right side
1,054,020.75x = 483,914,445,437.24 - Step 5: Solve for x
x = 483,914,445,437.24/1,054,020.75 - Step 6: Final answer
x = 459,112.83
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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.