Finding the Fourth Proportional to 2,553,730.62, 3,524,187.33 and 1,392,177.66
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Solution
The fourth proportional to 2,553,730.62, 3,524,187.33 and 1,392,177.66 is: 1,921,226.47
Step by Step Solution
- Step 1: Write the proportion equation
2,553,730.62 : 3,524,187.33 = 1,392,177.66 : x - Step 2: Convert to fraction form
2,553,730.62/3,524,187.33 = 1,392,177.66/x - Step 3: Cross multiply
2,553,730.62x = 3,524,187.33 × 1,392,177.66 - Step 4: Simplify right side
2,553,730.62x = 4,906,294,870,481.05 - Step 5: Solve for x
x = 4,906,294,870,481.05/2,553,730.62 - Step 6: Final answer
x = 1,921,226.47
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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.