Finding the Fourth Proportional to 4,043,324.12, 5,579,765.06 and 2,207,769.38
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Solution
The fourth proportional to 4,043,324.12, 5,579,765.06 and 2,207,769.38 is: 3,046,709.61
Step by Step Solution
- Step 1: Write the proportion equation
4,043,324.12 : 5,579,765.06 = 2,207,769.38 : x - Step 2: Convert to fraction form
4,043,324.12/5,579,765.06 = 2,207,769.38/x - Step 3: Cross multiply
4,043,324.12x = 5,579,765.06 × 2,207,769.38 - Step 4: Simplify right side
4,043,324.12x = 12,318,834,447,061.86 - Step 5: Solve for x
x = 12,318,834,447,061.86/4,043,324.12 - Step 6: Final answer
x = 3,046,709.61
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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.