Finding the Fourth Proportional to 1,672,121.92, 2,307,526.50 and 908,176.12
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Solution
The fourth proportional to 1,672,121.92, 2,307,526.50 and 908,176.12 is: 1,253,282.10
Step by Step Solution
- Step 1: Write the proportion equation
1,672,121.92 : 2,307,526.50 = 908,176.12 : x - Step 2: Convert to fraction form
1,672,121.92/2,307,526.50 = 908,176.12/x - Step 3: Cross multiply
1,672,121.92x = 2,307,526.50 × 908,176.12 - Step 4: Simplify right side
1,672,121.92x = 2,095,640,463,567.18 - Step 5: Solve for x
x = 2,095,640,463,567.18/1,672,121.92 - Step 6: Final answer
x = 1,253,282.10
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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.