Finding the Fourth Proportional to 5,925,174.05, 8,176,740.19 and 3,208,920.05
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Solution
The fourth proportional to 5,925,174.05, 8,176,740.19 and 3,208,920.05 is: 4,428,309.67
Step by Step Solution
- Step 1: Write the proportion equation
5,925,174.05 : 8,176,740.19 = 3,208,920.05 : x - Step 2: Convert to fraction form
5,925,174.05/8,176,740.19 = 3,208,920.05/x - Step 3: Cross multiply
5,925,174.05x = 8,176,740.19 × 3,208,920.05 - Step 4: Simplify right side
5,925,174.05x = 26,238,505,523,807.37 - Step 5: Solve for x
x = 26,238,505,523,807.37/5,925,174.05 - Step 6: Final answer
x = 4,428,309.67
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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.