Finding the Fourth Proportional to 2,982,319.68, 4,115,717.66 and 1,693,280
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Solution
The fourth proportional to 2,982,319.68, 4,115,717.66 and 1,693,280 is: 2,336,792.55
Step by Step Solution
- Step 1: Write the proportion equation
2,982,319.68 : 4,115,717.66 = 1,693,280 : x - Step 2: Convert to fraction form
2,982,319.68/4,115,717.66 = 1,693,280/x - Step 3: Cross multiply
2,982,319.68x = 4,115,717.66 × 1,693,280 - Step 4: Simplify right side
2,982,319.68x = 6,969,062,399,324.80 - Step 5: Solve for x
x = 6,969,062,399,324.80/2,982,319.68 - Step 6: Final answer
x = 2,336,792.55
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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.