Finding the Fourth Proportional to 4,837,370.86, 7,257,106.05 and 1,471,490.38
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Solution
The fourth proportional to 4,837,370.86, 7,257,106.05 and 1,471,490.38 is: 2,207,554.89
Step by Step Solution
- Step 1: Write the proportion equation
4,837,370.86 : 7,257,106.05 = 1,471,490.38 : x - Step 2: Convert to fraction form
4,837,370.86/7,257,106.05 = 1,471,490.38/x - Step 3: Cross multiply
4,837,370.86x = 7,257,106.05 × 1,471,490.38 - Step 4: Simplify right side
4,837,370.86x = 10,678,761,695,571.82 - Step 5: Solve for x
x = 10,678,761,695,571.82/4,837,370.86 - Step 6: Final answer
x = 2,207,554.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.