Finding the Fourth Proportional to 2,518,007.44, 3,474,805.08 and 1,372,097.20
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Solution
The fourth proportional to 2,518,007.44, 3,474,805.08 and 1,372,097.20 is: 1,893,469.51
Step by Step Solution
- Step 1: Write the proportion equation
2,518,007.44 : 3,474,805.08 = 1,372,097.20 : x - Step 2: Convert to fraction form
2,518,007.44/3,474,805.08 = 1,372,097.20/x - Step 3: Cross multiply
2,518,007.44x = 3,474,805.08 × 1,372,097.20 - Step 4: Simplify right side
2,518,007.44x = 4,767,770,320,813.78 - Step 5: Solve for x
x = 4,767,770,320,813.78/2,518,007.44 - Step 6: Final answer
x = 1,893,469.51
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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.