Finding the Fourth Proportional to 3,154,076.31, 4,731,113.97 and 757,920.93
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Solution
The fourth proportional to 3,154,076.31, 4,731,113.97 and 757,920.93 is: 1,136,881.28
Step by Step Solution
- Step 1: Write the proportion equation
3,154,076.31 : 4,731,113.97 = 757,920.93 : x - Step 2: Convert to fraction form
3,154,076.31/4,731,113.97 = 757,920.93/x - Step 3: Cross multiply
3,154,076.31x = 4,731,113.97 × 757,920.93 - Step 4: Simplify right side
3,154,076.31x = 3,585,810,300,078.39 - Step 5: Solve for x
x = 3,585,810,300,078.39/3,154,076.31 - Step 6: Final answer
x = 1,136,881.28
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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.