Finding the Fourth Proportional to 4,053,972.79, 5,594,482.97 and 2,218,431.48
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Solution
The fourth proportional to 4,053,972.79, 5,594,482.97 and 2,218,431.48 is: 3,061,435.72
Step by Step Solution
- Step 1: Write the proportion equation
4,053,972.79 : 5,594,482.97 = 2,218,431.48 : x - Step 2: Convert to fraction form
4,053,972.79/5,594,482.97 = 2,218,431.48/x - Step 3: Cross multiply
4,053,972.79x = 5,594,482.97 × 2,218,431.48 - Step 4: Simplify right side
4,053,972.79x = 12,410,977,095,907.32 - Step 5: Solve for x
x = 12,410,977,095,907.32/4,053,972.79 - Step 6: Final answer
x = 3,061,435.72
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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.