Finding the Fourth Proportional to 3,923,340.80, 5,885,121.62 and 1,083,452.99
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Solution
The fourth proportional to 3,923,340.80, 5,885,121.62 and 1,083,452.99 is: 1,625,209.97
Step by Step Solution
- Step 1: Write the proportion equation
3,923,340.80 : 5,885,121.62 = 1,083,452.99 : x - Step 2: Convert to fraction form
3,923,340.80/5,885,121.62 = 1,083,452.99/x - Step 3: Cross multiply
3,923,340.80x = 5,885,121.62 × 1,083,452.99 - Step 4: Simplify right side
3,923,340.80x = 6,376,252,588,985.67 - Step 5: Solve for x
x = 6,376,252,588,985.67/3,923,340.80 - Step 6: Final answer
x = 1,625,209.97
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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.