Finding the Fourth Proportional to 3,250,801.68, 4,878,690.84 and 1,452,990.48
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Solution
The fourth proportional to 3,250,801.68, 4,878,690.84 and 1,452,990.48 is: 2,180,597.91
Step by Step Solution
- Step 1: Write the proportion equation
3,250,801.68 : 4,878,690.84 = 1,452,990.48 : x - Step 2: Convert to fraction form
3,250,801.68/4,878,690.84 = 1,452,990.48/x - Step 3: Cross multiply
3,250,801.68x = 4,878,690.84 × 1,452,990.48 - Step 4: Simplify right side
3,250,801.68x = 7,088,691,345,383.20 - Step 5: Solve for x
x = 7,088,691,345,383.20/3,250,801.68 - Step 6: Final answer
x = 2,180,597.91
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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.