Finding the Fourth Proportional to 3,573,942.70, 5,361,578.16 and 1,177,955.68
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Solution
The fourth proportional to 3,573,942.70, 5,361,578.16 and 1,177,955.68 is: 1,767,152.41
Step by Step Solution
- Step 1: Write the proportion equation
3,573,942.70 : 5,361,578.16 = 1,177,955.68 : x - Step 2: Convert to fraction form
3,573,942.70/5,361,578.16 = 1,177,955.68/x - Step 3: Cross multiply
3,573,942.70x = 5,361,578.16 × 1,177,955.68 - Step 4: Simplify right side
3,573,942.70x = 6,315,701,447,335.95 - Step 5: Solve for x
x = 6,315,701,447,335.95/3,573,942.70 - Step 6: Final answer
x = 1,767,152.41
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.