Finding the Fourth Proportional to 1,531,444.05, 2,297,310.66 and 451,960.70
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Solution
The fourth proportional to 1,531,444.05, 2,297,310.66 and 451,960.70 is: 677,983.71
Step by Step Solution
- Step 1: Write the proportion equation
1,531,444.05 : 2,297,310.66 = 451,960.70 : x - Step 2: Convert to fraction form
1,531,444.05/2,297,310.66 = 451,960.70/x - Step 3: Cross multiply
1,531,444.05x = 2,297,310.66 × 451,960.70 - Step 4: Simplify right side
1,531,444.05x = 1,038,294,122,524.51 - Step 5: Solve for x
x = 1,038,294,122,524.51/1,531,444.05 - Step 6: Final answer
x = 677,983.71
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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.