Finding the Fourth Proportional to 1,206,467.35, 1,809,299.16 and 486,623.14
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Solution
The fourth proportional to 1,206,467.35, 1,809,299.16 and 486,623.14 is: 729,772.62
Step by Step Solution
- Step 1: Write the proportion equation
1,206,467.35 : 1,809,299.16 = 486,623.14 : x - Step 2: Convert to fraction form
1,206,467.35/1,809,299.16 = 486,623.14/x - Step 3: Cross multiply
1,206,467.35x = 1,809,299.16 × 486,623.14 - Step 4: Simplify right side
1,206,467.35x = 880,446,838,438.56 - Step 5: Solve for x
x = 880,446,838,438.56/1,206,467.35 - Step 6: Final answer
x = 729,772.62
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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.