Finding the Fourth Proportional to 2,469,175.20, 3,702,013.20 and 1,121,983.20
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Solution
The fourth proportional to 2,469,175.20, 3,702,013.20 and 1,121,983.20 is: 1,682,179.79
Step by Step Solution
- Step 1: Write the proportion equation
2,469,175.20 : 3,702,013.20 = 1,121,983.20 : x - Step 2: Convert to fraction form
2,469,175.20/3,702,013.20 = 1,121,983.20/x - Step 3: Cross multiply
2,469,175.20x = 3,702,013.20 × 1,121,983.20 - Step 4: Simplify right side
2,469,175.20x = 4,153,596,616,578.24 - Step 5: Solve for x
x = 4,153,596,616,578.24/2,469,175.20 - Step 6: Final answer
x = 1,682,179.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.