Finding the Fourth Proportional to 4,925,689.07, 7,388,559.97 and 3,230,566.70
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Solution
The fourth proportional to 4,925,689.07, 7,388,559.97 and 3,230,566.70 is: 4,845,867.34
Step by Step Solution
- Step 1: Write the proportion equation
4,925,689.07 : 7,388,559.97 = 3,230,566.70 : x - Step 2: Convert to fraction form
4,925,689.07/7,388,559.97 = 3,230,566.70/x - Step 3: Cross multiply
4,925,689.07x = 7,388,559.97 × 3,230,566.70 - Step 4: Simplify right side
4,925,689.07x = 23,869,235,755,015.78 - Step 5: Solve for x
x = 23,869,235,755,015.78/4,925,689.07 - Step 6: Final answer
x = 4,845,867.34
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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.