Finding the Fourth Proportional to 3,690,650.72, 5,092,982.52 and 2,163,774.80
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Solution
The fourth proportional to 3,690,650.72, 5,092,982.52 and 2,163,774.80 is: 2,985,941.52
Step by Step Solution
- Step 1: Write the proportion equation
3,690,650.72 : 5,092,982.52 = 2,163,774.80 : x - Step 2: Convert to fraction form
3,690,650.72/5,092,982.52 = 2,163,774.80/x - Step 3: Cross multiply
3,690,650.72x = 5,092,982.52 × 2,163,774.80 - Step 4: Simplify right side
3,690,650.72x = 11,020,067,233,616.49 - Step 5: Solve for x
x = 11,020,067,233,616.49/3,690,650.72 - Step 6: Final answer
x = 2,985,941.52
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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.