Finding the Fourth Proportional to 3,585,137.25, 5,381,248.84 and 1,902,240.75
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Solution
The fourth proportional to 3,585,137.25, 5,381,248.84 and 1,902,240.75 is: 2,855,240.99
Step by Step Solution
- Step 1: Write the proportion equation
3,585,137.25 : 5,381,248.84 = 1,902,240.75 : x - Step 2: Convert to fraction form
3,585,137.25/5,381,248.84 = 1,902,240.75/x - Step 3: Cross multiply
3,585,137.25x = 5,381,248.84 × 1,902,240.75 - Step 4: Simplify right side
3,585,137.25x = 10,236,430,824,582.63 - Step 5: Solve for x
x = 10,236,430,824,582.63/3,585,137.25 - Step 6: Final answer
x = 2,855,240.99
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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.