Finding the Fourth Proportional to 4,001,877.48, 5,518,859.94 and 3,704,639.24
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Solution
The fourth proportional to 4,001,877.48, 5,518,859.94 and 3,704,639.24 is: 5,108,948.29
Step by Step Solution
- Step 1: Write the proportion equation
4,001,877.48 : 5,518,859.94 = 3,704,639.24 : x - Step 2: Convert to fraction form
4,001,877.48/5,518,859.94 = 3,704,639.24/x - Step 3: Cross multiply
4,001,877.48x = 5,518,859.94 × 3,704,639.24 - Step 4: Simplify right side
4,001,877.48x = 20,445,385,093,788.05 - Step 5: Solve for x
x = 20,445,385,093,788.05/4,001,877.48 - Step 6: Final answer
x = 5,108,948.29
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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.