Finding the Fourth Proportional to 2,450,175.78, 3,381,103.68 and 1,362,423.99
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Solution
The fourth proportional to 2,450,175.78, 3,381,103.68 and 1,362,423.99 is: 1,880,067.87
Step by Step Solution
- Step 1: Write the proportion equation
2,450,175.78 : 3,381,103.68 = 1,362,423.99 : x - Step 2: Convert to fraction form
2,450,175.78/3,381,103.68 = 1,362,423.99/x - Step 3: Cross multiply
2,450,175.78x = 3,381,103.68 × 1,362,423.99 - Step 4: Simplify right side
2,450,175.78x = 4,606,496,766,309.28 - Step 5: Solve for x
x = 4,606,496,766,309.28/2,450,175.78 - Step 6: Final answer
x = 1,880,067.87
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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.