Finding the Fourth Proportional to 4,409,423.70, 6,614,133.12 and 1,377,049.38
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Solution
The fourth proportional to 4,409,423.70, 6,614,133.12 and 1,377,049.38 is: 2,065,573.31
Step by Step Solution
- Step 1: Write the proportion equation
4,409,423.70 : 6,614,133.12 = 1,377,049.38 : x - Step 2: Convert to fraction form
4,409,423.70/6,614,133.12 = 1,377,049.38/x - Step 3: Cross multiply
4,409,423.70x = 6,614,133.12 × 1,377,049.38 - Step 4: Simplify right side
4,409,423.70x = 9,107,987,912,133.47 - Step 5: Solve for x
x = 9,107,987,912,133.47/4,409,423.70 - Step 6: Final answer
x = 2,065,573.31
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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.