Finding the Fourth Proportional to 3,836,304.88, 5,293,723.57 and 2,117,314.58
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Solution
The fourth proportional to 3,836,304.88, 5,293,723.57 and 2,117,314.58 is: 2,921,685.95
Step by Step Solution
- Step 1: Write the proportion equation
3,836,304.88 : 5,293,723.57 = 2,117,314.58 : x - Step 2: Convert to fraction form
3,836,304.88/5,293,723.57 = 2,117,314.58/x - Step 3: Cross multiply
3,836,304.88x = 5,293,723.57 × 2,117,314.58 - Step 4: Simplify right side
3,836,304.88x = 11,208,478,065,488.75 - Step 5: Solve for x
x = 11,208,478,065,488.75/3,836,304.88 - Step 6: Final answer
x = 2,921,685.95
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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.