Finding the Fourth Proportional to 1,282,782.96, 1,923,605.64 and 683,632.44
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Solution
The fourth proportional to 1,282,782.96, 1,923,605.64 and 683,632.44 is: 1,025,145.53
Step by Step Solution
- Step 1: Write the proportion equation
1,282,782.96 : 1,923,605.64 = 683,632.44 : x - Step 2: Convert to fraction form
1,282,782.96/1,923,605.64 = 683,632.44/x - Step 3: Cross multiply
1,282,782.96x = 1,923,605.64 × 683,632.44 - Step 4: Simplify right side
1,282,782.96x = 1,315,039,217,270.96 - Step 5: Solve for x
x = 1,315,039,217,270.96/1,282,782.96 - Step 6: Final answer
x = 1,025,145.53
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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.