Finding the Fourth Proportional to 2,201,531.40, 3,302,297.10 and 2,117,550.60
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Solution
The fourth proportional to 2,201,531.40, 3,302,297.10 and 2,117,550.60 is: 3,176,325.90
Step by Step Solution
- Step 1: Write the proportion equation
2,201,531.40 : 3,302,297.10 = 2,117,550.60 : x - Step 2: Convert to fraction form
2,201,531.40/3,302,297.10 = 2,117,550.60/x - Step 3: Cross multiply
2,201,531.40x = 3,302,297.10 × 2,117,550.60 - Step 4: Simplify right side
2,201,531.40x = 6,992,781,205,483.26 - Step 5: Solve for x
x = 6,992,781,205,483.26/2,201,531.40 - Step 6: Final answer
x = 3,176,325.90
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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.