Finding the Fourth Proportional to 4,078,818.82, 6,112,716.84 and 1,553,096.26
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Solution
The fourth proportional to 4,078,818.82, 6,112,716.84 and 1,553,096.26 is: 2,327,545.81
Step by Step Solution
- Step 1: Write the proportion equation
4,078,818.82 : 6,112,716.84 = 1,553,096.26 : x - Step 2: Convert to fraction form
4,078,818.82/6,112,716.84 = 1,553,096.26/x - Step 3: Cross multiply
4,078,818.82x = 6,112,716.84 × 1,553,096.26 - Step 4: Simplify right side
4,078,818.82x = 9,493,637,670,283.91 - Step 5: Solve for x
x = 9,493,637,670,283.91/4,078,818.82 - Step 6: Final answer
x = 2,327,545.81
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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.