Finding the Fourth Proportional to 2,826,700.68, 3,901,539.78 and 1,603,722.08
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Solution
The fourth proportional to 2,826,700.68, 3,901,539.78 and 1,603,722.08 is: 2,213,529.56
Step by Step Solution
- Step 1: Write the proportion equation
2,826,700.68 : 3,901,539.78 = 1,603,722.08 : x - Step 2: Convert to fraction form
2,826,700.68/3,901,539.78 = 1,603,722.08/x - Step 3: Cross multiply
2,826,700.68x = 3,901,539.78 × 1,603,722.08 - Step 4: Simplify right side
2,826,700.68x = 6,256,985,500,938.19 - Step 5: Solve for x
x = 6,256,985,500,938.19/2,826,700.68 - Step 6: Final answer
x = 2,213,529.56
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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.