Finding the Fourth Proportional to 4,083,722.38, 5,635,437.55 and 2,248,165.99
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Solution
The fourth proportional to 4,083,722.38, 5,635,437.55 and 2,248,165.99 is: 3,102,414.38
Step by Step Solution
- Step 1: Write the proportion equation
4,083,722.38 : 5,635,437.55 = 2,248,165.99 : x - Step 2: Convert to fraction form
4,083,722.38/5,635,437.55 = 2,248,165.99/x - Step 3: Cross multiply
4,083,722.38x = 5,635,437.55 × 2,248,165.99 - Step 4: Simplify right side
4,083,722.38x = 12,669,399,010,501.74 - Step 5: Solve for x
x = 12,669,399,010,501.74/4,083,722.38 - Step 6: Final answer
x = 3,102,414.38
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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.