Finding the Fourth Proportional to 1,167,553.14, 1,611,160.79 and 658,222.71
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Solution
The fourth proportional to 1,167,553.14, 1,611,160.79 and 658,222.71 is: 908,312.08
Step by Step Solution
- Step 1: Write the proportion equation
1,167,553.14 : 1,611,160.79 = 658,222.71 : x - Step 2: Convert to fraction form
1,167,553.14/1,611,160.79 = 658,222.71/x - Step 3: Cross multiply
1,167,553.14x = 1,611,160.79 × 658,222.71 - Step 4: Simplify right side
1,167,553.14x = 1,060,502,618,148.43 - Step 5: Solve for x
x = 1,060,502,618,148.43/1,167,553.14 - Step 6: Final answer
x = 908,312.08
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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.