Finding the Fourth Proportional to 3,712,624.25, 5,565,716.37 and 1,436,582.09
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Solution
The fourth proportional to 3,712,624.25, 5,565,716.37 and 1,436,582.09 is: 2,153,627.17
Step by Step Solution
- Step 1: Write the proportion equation
3,712,624.25 : 5,565,716.37 = 1,436,582.09 : x - Step 2: Convert to fraction form
3,712,624.25/5,565,716.37 = 1,436,582.09/x - Step 3: Cross multiply
3,712,624.25x = 5,565,716.37 × 1,436,582.09 - Step 4: Simplify right side
3,712,624.25x = 7,995,608,469,076.11 - Step 5: Solve for x
x = 7,995,608,469,076.11/3,712,624.25 - Step 6: Final answer
x = 2,153,627.17
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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.