Finding the Fourth Proportional to 1,654,381.62, 2,282,465.25 and 1,081,756.98
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Solution
The fourth proportional to 1,654,381.62, 2,282,465.25 and 1,081,756.98 is: 1,492,444.48
Step by Step Solution
- Step 1: Write the proportion equation
1,654,381.62 : 2,282,465.25 = 1,081,756.98 : x - Step 2: Convert to fraction form
1,654,381.62/2,282,465.25 = 1,081,756.98/x - Step 3: Cross multiply
1,654,381.62x = 2,282,465.25 × 1,081,756.98 - Step 4: Simplify right side
1,654,381.62x = 2,469,072,715,794.94 - Step 5: Solve for x
x = 2,469,072,715,794.94/1,654,381.62 - Step 6: Final answer
x = 1,492,444.48
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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.