Finding the Fourth Proportional to 3,024,297.61, 4,170,727.29 and 2,207,207.05
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Solution
The fourth proportional to 3,024,297.61, 4,170,727.29 and 2,207,207.05 is: 3,043,899.73
Step by Step Solution
- Step 1: Write the proportion equation
3,024,297.61 : 4,170,727.29 = 2,207,207.05 : x - Step 2: Convert to fraction form
3,024,297.61/4,170,727.29 = 2,207,207.05/x - Step 3: Cross multiply
3,024,297.61x = 4,170,727.29 × 2,207,207.05 - Step 4: Simplify right side
3,024,297.61x = 9,205,658,678,115.40 - Step 5: Solve for x
x = 9,205,658,678,115.40/3,024,297.61 - Step 6: Final answer
x = 3,043,899.73
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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.