Finding the Fourth Proportional to 1,728,449.97, 2,385,261.09 and 954,080.99
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Solution
The fourth proportional to 1,728,449.97, 2,385,261.09 and 954,080.99 is: 1,316,631.84
Step by Step Solution
- Step 1: Write the proportion equation
1,728,449.97 : 2,385,261.09 = 954,080.99 : x - Step 2: Convert to fraction form
1,728,449.97/2,385,261.09 = 954,080.99/x - Step 3: Cross multiply
1,728,449.97x = 2,385,261.09 × 954,080.99 - Step 4: Simplify right side
1,728,449.97x = 2,275,732,268,118.83 - Step 5: Solve for x
x = 2,275,732,268,118.83/1,728,449.97 - Step 6: Final answer
x = 1,316,631.84
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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.