Finding the Fourth Proportional to 2,328,219.84, 3,212,895.84 and 1,361,922.24
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Solution
The fourth proportional to 2,328,219.84, 3,212,895.84 and 1,361,922.24 is: 1,879,424.88
Step by Step Solution
- Step 1: Write the proportion equation
2,328,219.84 : 3,212,895.84 = 1,361,922.24 : x - Step 2: Convert to fraction form
2,328,219.84/3,212,895.84 = 1,361,922.24/x - Step 3: Cross multiply
2,328,219.84x = 3,212,895.84 × 1,361,922.24 - Step 4: Simplify right side
2,328,219.84x = 4,375,714,299,299.48 - Step 5: Solve for x
x = 4,375,714,299,299.48/2,328,219.84 - Step 6: Final answer
x = 1,879,424.88
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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.