Finding the Fourth Proportional to 3,431,954.26, 4,736,006.71 and 1,883,211.18
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Solution
The fourth proportional to 3,431,954.26, 4,736,006.71 and 1,883,211.18 is: 2,598,781.95
Step by Step Solution
- Step 1: Write the proportion equation
3,431,954.26 : 4,736,006.71 = 1,883,211.18 : x - Step 2: Convert to fraction form
3,431,954.26/4,736,006.71 = 1,883,211.18/x - Step 3: Cross multiply
3,431,954.26x = 4,736,006.71 × 1,883,211.18 - Step 4: Simplify right side
3,431,954.26x = 8,918,900,784,827.02 - Step 5: Solve for x
x = 8,918,900,784,827.02/3,431,954.26 - Step 6: Final answer
x = 2,598,781.95
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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.