Finding the Fourth Proportional to 1,350,824.98, 1,864,153.18 and 738,964.60
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Solution
The fourth proportional to 1,350,824.98, 1,864,153.18 and 738,964.60 is: 1,019,779.19
Step by Step Solution
- Step 1: Write the proportion equation
1,350,824.98 : 1,864,153.18 = 738,964.60 : x - Step 2: Convert to fraction form
1,350,824.98/1,864,153.18 = 738,964.60/x - Step 3: Cross multiply
1,350,824.98x = 1,864,153.18 × 738,964.60 - Step 4: Simplify right side
1,350,824.98x = 1,377,543,208,997.43 - Step 5: Solve for x
x = 1,377,543,208,997.43/1,350,824.98 - Step 6: Final answer
x = 1,019,779.19
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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.