Finding the Fourth Proportional to 3,651,623.93, 5,477,934.34 and 1,521,209.82
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Solution
The fourth proportional to 3,651,623.93, 5,477,934.34 and 1,521,209.82 is: 2,282,022.38
Step by Step Solution
- Step 1: Write the proportion equation
3,651,623.93 : 5,477,934.34 = 1,521,209.82 : x - Step 2: Convert to fraction form
3,651,623.93/5,477,934.34 = 1,521,209.82/x - Step 3: Cross multiply
3,651,623.93x = 5,477,934.34 × 1,521,209.82 - Step 4: Simplify right side
3,651,623.93x = 8,333,087,503,717.17 - Step 5: Solve for x
x = 8,333,087,503,717.17/3,651,623.93 - Step 6: Final answer
x = 2,282,022.38
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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.