Finding the Fourth Proportional to 3,718,239.11, 5,575,563.50 and 1,558,684.16
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Solution
The fourth proportional to 3,718,239.11, 5,575,563.50 and 1,558,684.16 is: 2,337,273.70
Step by Step Solution
- Step 1: Write the proportion equation
3,718,239.11 : 5,575,563.50 = 1,558,684.16 : x - Step 2: Convert to fraction form
3,718,239.11/5,575,563.50 = 1,558,684.16/x - Step 3: Cross multiply
3,718,239.11x = 5,575,563.50 × 1,558,684.16 - Step 4: Simplify right side
3,718,239.11x = 8,690,542,474,852.92 - Step 5: Solve for x
x = 8,690,542,474,852.92/3,718,239.11 - Step 6: Final answer
x = 2,337,273.70
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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.