Finding the Fourth Proportional to 2,752,506.32, 4,128,759.47 and 859,409.96
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Solution
The fourth proportional to 2,752,506.32, 4,128,759.47 and 859,409.96 is: 1,289,114.93
Step by Step Solution
- Step 1: Write the proportion equation
2,752,506.32 : 4,128,759.47 = 859,409.96 : x - Step 2: Convert to fraction form
2,752,506.32/4,128,759.47 = 859,409.96/x - Step 3: Cross multiply
2,752,506.32x = 4,128,759.47 × 859,409.96 - Step 4: Simplify right side
2,752,506.32x = 3,548,296,992,467.05 - Step 5: Solve for x
x = 3,548,296,992,467.05/2,752,506.32 - Step 6: Final answer
x = 1,289,114.93
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.