Finding the Fourth Proportional to 2,372,015.12, 3,273,367.01 and 1,284,263.87
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Solution
The fourth proportional to 2,372,015.12, 3,273,367.01 and 1,284,263.87 is: 1,772,276.63
Step by Step Solution
- Step 1: Write the proportion equation
2,372,015.12 : 3,273,367.01 = 1,284,263.87 : x - Step 2: Convert to fraction form
2,372,015.12/3,273,367.01 = 1,284,263.87/x - Step 3: Cross multiply
2,372,015.12x = 3,273,367.01 × 1,284,263.87 - Step 4: Simplify right side
2,372,015.12x = 4,203,866,961,404.77 - Step 5: Solve for x
x = 4,203,866,961,404.77/2,372,015.12 - Step 6: Final answer
x = 1,772,276.63
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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.