Finding the Fourth Proportional to 3,255,728.12, 4,884,292.05 and 1,096,967.75
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Solution
The fourth proportional to 3,255,728.12, 4,884,292.05 and 1,096,967.75 is: 1,645,687.44
Step by Step Solution
- Step 1: Write the proportion equation
3,255,728.12 : 4,884,292.05 = 1,096,967.75 : x - Step 2: Convert to fraction form
3,255,728.12/4,884,292.05 = 1,096,967.75/x - Step 3: Cross multiply
3,255,728.12x = 4,884,292.05 × 1,096,967.75 - Step 4: Simplify right side
3,255,728.12x = 5,357,910,854,946.55 - Step 5: Solve for x
x = 5,357,910,854,946.55/3,255,728.12 - Step 6: Final answer
x = 1,645,687.44
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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.