Finding the Fourth Proportional to 2,218,431.14, 3,327,646.74 and 722,523.14
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Solution
The fourth proportional to 2,218,431.14, 3,327,646.74 and 722,523.14 is: 1,083,784.72
Step by Step Solution
- Step 1: Write the proportion equation
2,218,431.14 : 3,327,646.74 = 722,523.14 : x - Step 2: Convert to fraction form
2,218,431.14/3,327,646.74 = 722,523.14/x - Step 3: Cross multiply
2,218,431.14x = 3,327,646.74 × 722,523.14 - Step 4: Simplify right side
2,218,431.14x = 2,404,301,771,395.56 - Step 5: Solve for x
x = 2,404,301,771,395.56/2,218,431.14 - Step 6: Final answer
x = 1,083,784.72
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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.