Finding the Fourth Proportional to 4,255,242.54, 5,872,206.84 and 2,419,701.12
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Solution
The fourth proportional to 4,255,242.54, 5,872,206.84 and 2,419,701.12 is: 3,339,171.70
Step by Step Solution
- Step 1: Write the proportion equation
4,255,242.54 : 5,872,206.84 = 2,419,701.12 : x - Step 2: Convert to fraction form
4,255,242.54/5,872,206.84 = 2,419,701.12/x - Step 3: Cross multiply
4,255,242.54x = 5,872,206.84 × 2,419,701.12 - Step 4: Simplify right side
4,255,242.54x = 14,208,985,467,619.66 - Step 5: Solve for x
x = 14,208,985,467,619.66/4,255,242.54 - Step 6: Final answer
x = 3,339,171.70
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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.