Finding the Fourth Proportional to 4,273,505.12, 6,410,589.64 and 1,240,921.04
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Solution
The fourth proportional to 4,273,505.12, 6,410,589.64 and 1,240,921.04 is: 1,861,477.95
Step by Step Solution
- Step 1: Write the proportion equation
4,273,505.12 : 6,410,589.64 = 1,240,921.04 : x - Step 2: Convert to fraction form
4,273,505.12/6,410,589.64 = 1,240,921.04/x - Step 3: Cross multiply
4,273,505.12x = 6,410,589.64 × 1,240,921.04 - Step 4: Simplify right side
4,273,505.12x = 7,955,035,563,082.03 - Step 5: Solve for x
x = 7,955,035,563,082.03/4,273,505.12 - Step 6: Final answer
x = 1,861,477.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.