Finding the Fourth Proportional to 4,327,261.16, 5,971,219.61 and 2,393,480.12
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Solution
The fourth proportional to 4,327,261.16, 5,971,219.61 and 2,393,480.12 is: 3,302,780.88
Step by Step Solution
- Step 1: Write the proportion equation
4,327,261.16 : 5,971,219.61 = 2,393,480.12 : x - Step 2: Convert to fraction form
4,327,261.16/5,971,219.61 = 2,393,480.12/x - Step 3: Cross multiply
4,327,261.16x = 5,971,219.61 × 2,393,480.12 - Step 4: Simplify right side
4,327,261.16x = 14,291,995,386,865.66 - Step 5: Solve for x
x = 14,291,995,386,865.66/4,327,261.16 - Step 6: Final answer
x = 3,302,780.88
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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.