Finding the Fourth Proportional to 4,988,176.74, 6,883,685.94 and 2,696,337.42
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Solution
The fourth proportional to 4,988,176.74, 6,883,685.94 and 2,696,337.42 is: 3,720,946.74
Step by Step Solution
- Step 1: Write the proportion equation
4,988,176.74 : 6,883,685.94 = 2,696,337.42 : x - Step 2: Convert to fraction form
4,988,176.74/6,883,685.94 = 2,696,337.42/x - Step 3: Cross multiply
4,988,176.74x = 6,883,685.94 × 2,696,337.42 - Step 4: Simplify right side
4,988,176.74x = 18,560,739,987,549.88 - Step 5: Solve for x
x = 18,560,739,987,549.88/4,988,176.74 - Step 6: Final answer
x = 3,720,946.74
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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.