Finding the Fourth Proportional to 6,512,514.41, 9,769,241.93 and 1,720,141.31
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Solution
The fourth proportional to 6,512,514.41, 9,769,241.93 and 1,720,141.31 is: 2,580,336.19
Step by Step Solution
- Step 1: Write the proportion equation
6,512,514.41 : 9,769,241.93 = 1,720,141.31 : x - Step 2: Convert to fraction form
6,512,514.41/9,769,241.93 = 1,720,141.31/x - Step 3: Cross multiply
6,512,514.41x = 9,769,241.93 × 1,720,141.31 - Step 4: Simplify right side
6,512,514.41x = 16,804,476,626,999.53 - Step 5: Solve for x
x = 16,804,476,626,999.53/6,512,514.41 - Step 6: Final answer
x = 2,580,336.19
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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.