Finding the Fourth Proportional to 4,437,221.16, 6,123,240.97 and 2,503,661.65
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Solution
The fourth proportional to 4,437,221.16, 6,123,240.97 and 2,503,661.65 is: 3,454,982.99
Step by Step Solution
- Step 1: Write the proportion equation
4,437,221.16 : 6,123,240.97 = 2,503,661.65 : x - Step 2: Convert to fraction form
4,437,221.16/6,123,240.97 = 2,503,661.65/x - Step 3: Cross multiply
4,437,221.16x = 6,123,240.97 × 2,503,661.65 - Step 4: Simplify right side
4,437,221.16x = 15,330,523,603,173.78 - Step 5: Solve for x
x = 15,330,523,603,173.78/4,437,221.16 - Step 6: Final answer
x = 3,454,982.99
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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.