Finding the Fourth Proportional to 1,117,400, 1,541,743.08 and 658,532.84
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Solution
The fourth proportional to 1,117,400, 1,541,743.08 and 658,532.84 is: 908,616.83
Step by Step Solution
- Step 1: Write the proportion equation
1,117,400 : 1,541,743.08 = 658,532.84 : x - Step 2: Convert to fraction form
1,117,400/1,541,743.08 = 658,532.84/x - Step 3: Cross multiply
1,117,400x = 1,541,743.08 × 658,532.84 - Step 4: Simplify right side
1,117,400x = 1,015,288,449,022.75 - Step 5: Solve for x
x = 1,015,288,449,022.75/1,117,400 - Step 6: Final answer
x = 908,616.83
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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.