Finding the Fourth Proportional to 2,628,219.88, 3,626,938.38 and 1,482,296.68
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Solution
The fourth proportional to 2,628,219.88, 3,626,938.38 and 1,482,296.68 is: 2,045,566.57
Step by Step Solution
- Step 1: Write the proportion equation
2,628,219.88 : 3,626,938.38 = 1,482,296.68 : x - Step 2: Convert to fraction form
2,628,219.88/3,626,938.38 = 1,482,296.68/x - Step 3: Cross multiply
2,628,219.88x = 3,626,938.38 × 1,482,296.68 - Step 4: Simplify right side
2,628,219.88x = 5,376,198,719,238.58 - Step 5: Solve for x
x = 5,376,198,719,238.58/2,628,219.88 - Step 6: Final answer
x = 2,045,566.57
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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.