Finding the Fourth Proportional to 2,982,321.68, 4,115,720.42 and 1,693,282
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Solution
The fourth proportional to 2,982,321.68, 4,115,720.42 and 1,693,282 is: 2,336,795.31
Step by Step Solution
- Step 1: Write the proportion equation
2,982,321.68 : 4,115,720.42 = 1,693,282 : x - Step 2: Convert to fraction form
2,982,321.68/4,115,720.42 = 1,693,282/x - Step 3: Cross multiply
2,982,321.68x = 4,115,720.42 × 1,693,282 - Step 4: Simplify right side
2,982,321.68x = 6,969,075,304,218.44 - Step 5: Solve for x
x = 6,969,075,304,218.44/2,982,321.68 - Step 6: Final answer
x = 2,336,795.31
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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.