Finding the Fourth Proportional to 2,783,936.42, 4,175,906.73 and 762,197.08
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Solution
The fourth proportional to 2,783,936.42, 4,175,906.73 and 762,197.08 is: 1,143,296.19
Step by Step Solution
- Step 1: Write the proportion equation
2,783,936.42 : 4,175,906.73 = 762,197.08 : x - Step 2: Convert to fraction form
2,783,936.42/4,175,906.73 = 762,197.08/x - Step 3: Cross multiply
2,783,936.42x = 4,175,906.73 × 762,197.08 - Step 4: Simplify right side
2,783,936.42x = 3,182,863,891,267.83 - Step 5: Solve for x
x = 3,182,863,891,267.83/2,783,936.42 - Step 6: Final answer
x = 1,143,296.19
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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.