Finding the Fourth Proportional to 4,020,331.08, 5,548,110.98 and 2,184,825.80
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Solution
The fourth proportional to 4,020,331.08, 5,548,110.98 and 2,184,825.80 is: 3,015,089.00
Step by Step Solution
- Step 1: Write the proportion equation
4,020,331.08 : 5,548,110.98 = 2,184,825.80 : x - Step 2: Convert to fraction form
4,020,331.08/5,548,110.98 = 2,184,825.80/x - Step 3: Cross multiply
4,020,331.08x = 5,548,110.98 × 2,184,825.80 - Step 4: Simplify right side
4,020,331.08x = 12,121,656,010,367.28 - Step 5: Solve for x
x = 12,121,656,010,367.28/4,020,331.08 - Step 6: Final answer
x = 3,015,089.00
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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.