Finding the Fourth Proportional to 4,512,452.70, 6,226,177.38 and 2,675,977.76
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Solution
The fourth proportional to 4,512,452.70, 6,226,177.38 and 2,675,977.76 is: 3,692,251.93
Step by Step Solution
- Step 1: Write the proportion equation
4,512,452.70 : 6,226,177.38 = 2,675,977.76 : x - Step 2: Convert to fraction form
4,512,452.70/6,226,177.38 = 2,675,977.76/x - Step 3: Cross multiply
4,512,452.70x = 6,226,177.38 × 2,675,977.76 - Step 4: Simplify right side
4,512,452.70x = 16,661,112,198,695.07 - Step 5: Solve for x
x = 16,661,112,198,695.07/4,512,452.70 - Step 6: Final answer
x = 3,692,251.93
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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.