Finding the Fourth Proportional to 2,218,424.14, 3,327,636.21 and 722,516.14
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Solution
The fourth proportional to 2,218,424.14, 3,327,636.21 and 722,516.14 is: 1,083,774.21
Step by Step Solution
- Step 1: Write the proportion equation
2,218,424.14 : 3,327,636.21 = 722,516.14 : x - Step 2: Convert to fraction form
2,218,424.14/3,327,636.21 = 722,516.14/x - Step 3: Cross multiply
2,218,424.14x = 3,327,636.21 × 722,516.14 - Step 4: Simplify right side
2,218,424.14x = 2,404,270,869,773.43 - Step 5: Solve for x
x = 2,404,270,869,773.43/2,218,424.14 - Step 6: Final answer
x = 1,083,774.21
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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.