Finding the Fourth Proportional to 1,384,934.24, 1,912,073.36 and 895,160.18
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Solution
The fourth proportional to 1,384,934.24, 1,912,073.36 and 895,160.18 is: 1,235,879.56
Step by Step Solution
- Step 1: Write the proportion equation
1,384,934.24 : 1,912,073.36 = 895,160.18 : x - Step 2: Convert to fraction form
1,384,934.24/1,912,073.36 = 895,160.18/x - Step 3: Cross multiply
1,384,934.24x = 1,912,073.36 × 895,160.18 - Step 4: Simplify right side
1,384,934.24x = 1,711,611,919,074.64 - Step 5: Solve for x
x = 1,711,611,919,074.64/1,384,934.24 - Step 6: Final answer
x = 1,235,879.56
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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.