Finding the Fourth Proportional to 4,102,649.33, 5,661,996.99 and 2,267,465.94
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Solution
The fourth proportional to 4,102,649.33, 5,661,996.99 and 2,267,465.94 is: 3,129,291.42
Step by Step Solution
- Step 1: Write the proportion equation
4,102,649.33 : 5,661,996.99 = 2,267,465.94 : x - Step 2: Convert to fraction form
4,102,649.33/5,661,996.99 = 2,267,465.94/x - Step 3: Cross multiply
4,102,649.33x = 5,661,996.99 × 2,267,465.94 - Step 4: Simplify right side
4,102,649.33x = 12,838,385,327,207.52 - Step 5: Solve for x
x = 12,838,385,327,207.52/4,102,649.33 - Step 6: Final answer
x = 3,129,291.42
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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.