Finding the Fourth Proportional to 1,697,397.05, 2,342,361.20 and 933,450.62
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Solution
The fourth proportional to 1,697,397.05, 2,342,361.20 and 933,450.62 is: 1,288,136.15
Step by Step Solution
- Step 1: Write the proportion equation
1,697,397.05 : 2,342,361.20 = 933,450.62 : x - Step 2: Convert to fraction form
1,697,397.05/2,342,361.20 = 933,450.62/x - Step 3: Cross multiply
1,697,397.05x = 2,342,361.20 × 933,450.62 - Step 4: Simplify right side
1,697,397.05x = 2,186,478,498,024.88 - Step 5: Solve for x
x = 2,186,478,498,024.88/1,697,397.05 - Step 6: Final answer
x = 1,288,136.15
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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.