Finding the Fourth Proportional to 4,731,115.81, 6,528,934.81 and 2,555,658.62
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Solution
The fourth proportional to 4,731,115.81, 6,528,934.81 and 2,555,658.62 is: 3,526,806.19
Step by Step Solution
- Step 1: Write the proportion equation
4,731,115.81 : 6,528,934.81 = 2,555,658.62 : x - Step 2: Convert to fraction form
4,731,115.81/6,528,934.81 = 2,555,658.62/x - Step 3: Cross multiply
4,731,115.81x = 6,528,934.81 × 2,555,658.62 - Step 4: Simplify right side
4,731,115.81x = 16,685,728,526,594.56 - Step 5: Solve for x
x = 16,685,728,526,594.56/4,731,115.81 - Step 6: Final answer
x = 3,526,806.19
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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.