Finding the Fourth Proportional to 2,998,586.40, 4,497,876.09 and 976,827.08
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Solution
The fourth proportional to 2,998,586.40, 4,497,876.09 and 976,827.08 is: 1,465,239.47
Step by Step Solution
- Step 1: Write the proportion equation
2,998,586.40 : 4,497,876.09 = 976,827.08 : x - Step 2: Convert to fraction form
2,998,586.40/4,497,876.09 = 976,827.08/x - Step 3: Cross multiply
2,998,586.40x = 4,497,876.09 × 976,827.08 - Step 4: Simplify right side
2,998,586.40x = 4,393,647,144,707.14 - Step 5: Solve for x
x = 4,393,647,144,707.14/2,998,586.40 - Step 6: Final answer
x = 1,465,239.47
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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.