Finding the Fourth Proportional to 3,586,815.84, 5,381,386.92 and 2,147,274.99
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Solution
The fourth proportional to 3,586,815.84, 5,381,386.92 and 2,147,274.99 is: 3,221,608.82
Step by Step Solution
- Step 1: Write the proportion equation
3,586,815.84 : 5,381,386.92 = 2,147,274.99 : x - Step 2: Convert to fraction form
3,586,815.84/5,381,386.92 = 2,147,274.99/x - Step 3: Cross multiply
3,586,815.84x = 5,381,386.92 × 2,147,274.99 - Step 4: Simplify right side
3,586,815.84x = 11,555,317,544,829.13 - Step 5: Solve for x
x = 11,555,317,544,829.13/3,586,815.84 - Step 6: Final answer
x = 3,221,608.82
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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.