Finding the Fourth Proportional to 2,469,070.39, 3,407,449.52 and 1,381,277.10
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Solution
The fourth proportional to 2,469,070.39, 3,407,449.52 and 1,381,277.10 is: 1,906,236.45
Step by Step Solution
- Step 1: Write the proportion equation
2,469,070.39 : 3,407,449.52 = 1,381,277.10 : x - Step 2: Convert to fraction form
2,469,070.39/3,407,449.52 = 1,381,277.10/x - Step 3: Cross multiply
2,469,070.39x = 3,407,449.52 × 1,381,277.10 - Step 4: Simplify right side
2,469,070.39x = 4,706,631,985,079.40 - Step 5: Solve for x
x = 4,706,631,985,079.40/2,469,070.39 - Step 6: Final answer
x = 1,906,236.45
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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.