Finding the Fourth Proportional to 4,088,996.24, 5,642,853.32 and 2,253,520.62
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Solution
The fourth proportional to 4,088,996.24, 5,642,853.32 and 2,253,520.62 is: 3,109,879.68
Step by Step Solution
- Step 1: Write the proportion equation
4,088,996.24 : 5,642,853.32 = 2,253,520.62 : x - Step 2: Convert to fraction form
4,088,996.24/5,642,853.32 = 2,253,520.62/x - Step 3: Cross multiply
4,088,996.24x = 5,642,853.32 × 2,253,520.62 - Step 4: Simplify right side
4,088,996.24x = 12,716,286,312,255.46 - Step 5: Solve for x
x = 12,716,286,312,255.46/4,088,996.24 - Step 6: Final answer
x = 3,109,879.68
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1.5x scale
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.