Finding the Fourth Proportional to 1,626,715.12, 2,244,805.74 and 901,575.16
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Solution
The fourth proportional to 1,626,715.12, 2,244,805.74 and 901,575.16 is: 1,244,139.84
Step by Step Solution
- Step 1: Write the proportion equation
1,626,715.12 : 2,244,805.74 = 901,575.16 : x - Step 2: Convert to fraction form
1,626,715.12/2,244,805.74 = 901,575.16/x - Step 3: Cross multiply
1,626,715.12x = 2,244,805.74 × 901,575.16 - Step 4: Simplify right side
1,626,715.12x = 2,023,861,094,209.42 - Step 5: Solve for x
x = 2,023,861,094,209.42/1,626,715.12 - Step 6: Final answer
x = 1,244,139.84
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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.