Finding the Fourth Proportional to 4,437,770.13, 6,656,138.51 and 1,199,153.91
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Solution
The fourth proportional to 4,437,770.13, 6,656,138.51 and 1,199,153.91 is: 1,798,591.25
Step by Step Solution
- Step 1: Write the proportion equation
4,437,770.13 : 6,656,138.51 = 1,199,153.91 : x - Step 2: Convert to fraction form
4,437,770.13/6,656,138.51 = 1,199,153.91/x - Step 3: Cross multiply
4,437,770.13x = 6,656,138.51 × 1,199,153.91 - Step 4: Simplify right side
4,437,770.13x = 7,981,734,519,768.07 - Step 5: Solve for x
x = 7,981,734,519,768.07/4,437,770.13 - Step 6: Final answer
x = 1,798,591.25
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.