Finding the Fourth Proportional to 4,218,917.39, 5,822,106.19 and 2,285,177.97
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Solution
The fourth proportional to 4,218,917.39, 5,822,106.19 and 2,285,177.97 is: 3,153,545.70
Step by Step Solution
- Step 1: Write the proportion equation
4,218,917.39 : 5,822,106.19 = 2,285,177.97 : x - Step 2: Convert to fraction form
4,218,917.39/5,822,106.19 = 2,285,177.97/x - Step 3: Cross multiply
4,218,917.39x = 5,822,106.19 × 2,285,177.97 - Step 4: Simplify right side
4,218,917.39x = 13,304,548,807,245.11 - Step 5: Solve for x
x = 13,304,548,807,245.11/4,218,917.39 - Step 6: Final answer
x = 3,153,545.70
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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.