Finding the Fourth Proportional to 1,527,445.10, 2,107,815.28 and 848,424.62
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Solution
The fourth proportional to 1,527,445.10, 2,107,815.28 and 848,424.62 is: 1,170,793.22
Step by Step Solution
- Step 1: Write the proportion equation
1,527,445.10 : 2,107,815.28 = 848,424.62 : x - Step 2: Convert to fraction form
1,527,445.10/2,107,815.28 = 848,424.62/x - Step 3: Cross multiply
1,527,445.10x = 2,107,815.28 × 848,424.62 - Step 4: Simplify right side
1,527,445.10x = 1,788,322,365,304.06 - Step 5: Solve for x
x = 1,788,322,365,304.06/1,527,445.10 - Step 6: Final answer
x = 1,170,793.22
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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.