Finding the Fourth Proportional to 4,090,935.88, 5,645,489.70 and 2,348,717.62
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Solution
The fourth proportional to 4,090,935.88, 5,645,489.70 and 2,348,717.62 is: 3,241,229.27
Step by Step Solution
- Step 1: Write the proportion equation
4,090,935.88 : 5,645,489.70 = 2,348,717.62 : x - Step 2: Convert to fraction form
4,090,935.88/5,645,489.70 = 2,348,717.62/x - Step 3: Cross multiply
4,090,935.88x = 5,645,489.70 × 2,348,717.62 - Step 4: Simplify right side
4,090,935.88x = 13,259,661,103,691.07 - Step 5: Solve for x
x = 13,259,661,103,691.07/4,090,935.88 - Step 6: Final answer
x = 3,241,229.27
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.