Finding the Fourth Proportional to 1,909,572.62, 2,635,279.51 and 1,093,933.94
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Solution
The fourth proportional to 1,909,572.62, 2,635,279.51 and 1,093,933.94 is: 1,509,668.53
Step by Step Solution
- Step 1: Write the proportion equation
1,909,572.62 : 2,635,279.51 = 1,093,933.94 : x - Step 2: Convert to fraction form
1,909,572.62/2,635,279.51 = 1,093,933.94/x - Step 3: Cross multiply
1,909,572.62x = 2,635,279.51 × 1,093,933.94 - Step 4: Simplify right side
1,909,572.62x = 2,882,821,701,228.93 - Step 5: Solve for x
x = 2,882,821,701,228.93/1,909,572.62 - Step 6: Final answer
x = 1,509,668.53
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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.