Finding the Fourth Proportional to 4,712,505.60, 6,503,283.81 and 2,647,608.24
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Solution
The fourth proportional to 4,712,505.60, 6,503,283.81 and 2,647,608.24 is: 3,653,714.02
Step by Step Solution
- Step 1: Write the proportion equation
4,712,505.60 : 6,503,283.81 = 2,647,608.24 : x - Step 2: Convert to fraction form
4,712,505.60/6,503,283.81 = 2,647,608.24/x - Step 3: Cross multiply
4,712,505.60x = 6,503,283.81 × 2,647,608.24 - Step 4: Simplify right side
4,712,505.60x = 17,218,147,802,414.60 - Step 5: Solve for x
x = 17,218,147,802,414.60/4,712,505.60 - Step 6: Final answer
x = 3,653,714.02
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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.