Finding the Fourth Proportional to 1,549,839.80, 2,324,759.70 and 484,891.09
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Solution
The fourth proportional to 1,549,839.80, 2,324,759.70 and 484,891.09 is: 727,336.64
Step by Step Solution
- Step 1: Write the proportion equation
1,549,839.80 : 2,324,759.70 = 484,891.09 : x - Step 2: Convert to fraction form
1,549,839.80/2,324,759.70 = 484,891.09/x - Step 3: Cross multiply
1,549,839.80x = 2,324,759.70 × 484,891.09 - Step 4: Simplify right side
1,549,839.80x = 1,127,255,264,921.07 - Step 5: Solve for x
x = 1,127,255,264,921.07/1,549,839.80 - Step 6: Final answer
x = 727,336.64
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.