Finding the Fourth Proportional to 3,165,544, 4,368,454.56 and 1,715,238.31
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Solution
The fourth proportional to 3,165,544, 4,368,454.56 and 1,715,238.31 is: 2,367,030.95
Step by Step Solution
- Step 1: Write the proportion equation
3,165,544 : 4,368,454.56 = 1,715,238.31 : x - Step 2: Convert to fraction form
3,165,544/4,368,454.56 = 1,715,238.31/x - Step 3: Cross multiply
3,165,544x = 4,368,454.56 × 1,715,238.31 - Step 4: Simplify right side
3,165,544x = 7,492,940,616,806.19 - Step 5: Solve for x
x = 7,492,940,616,806.19/3,165,544 - Step 6: Final answer
x = 2,367,030.95
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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.