Finding the Fourth Proportional to 5,488,755.75, 7,574,482.94 and 3,342,579.75
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Solution
The fourth proportional to 5,488,755.75, 7,574,482.94 and 3,342,579.75 is: 4,612,760.06
Step by Step Solution
- Step 1: Write the proportion equation
5,488,755.75 : 7,574,482.94 = 3,342,579.75 : x - Step 2: Convert to fraction form
5,488,755.75/7,574,482.94 = 3,342,579.75/x - Step 3: Cross multiply
5,488,755.75x = 7,574,482.94 × 3,342,579.75 - Step 4: Simplify right side
5,488,755.75x = 25,318,313,275,251.57 - Step 5: Solve for x
x = 25,318,313,275,251.57/5,488,755.75 - Step 6: Final answer
x = 4,612,760.06
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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.