Finding the Fourth Proportional to 3,998,525.64, 5,512,226.26 and 2,850,613.08
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Solution
The fourth proportional to 3,998,525.64, 5,512,226.26 and 2,850,613.08 is: 3,929,754.54
Step by Step Solution
- Step 1: Write the proportion equation
3,998,525.64 : 5,512,226.26 = 2,850,613.08 : x - Step 2: Convert to fraction form
3,998,525.64/5,512,226.26 = 2,850,613.08/x - Step 3: Cross multiply
3,998,525.64x = 5,512,226.26 × 2,850,613.08 - Step 4: Simplify right side
3,998,525.64x = 15,713,224,276,675.48 - Step 5: Solve for x
x = 15,713,224,276,675.48/3,998,525.64 - Step 6: Final answer
x = 3,929,754.54
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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.