Finding the Fourth Proportional to 1,224,170.20, 1,836,252.60 and 325,612.09
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Solution
The fourth proportional to 1,224,170.20, 1,836,252.60 and 325,612.09 is: 488,417.42
Step by Step Solution
- Step 1: Write the proportion equation
1,224,170.20 : 1,836,252.60 = 325,612.09 : x - Step 2: Convert to fraction form
1,224,170.20/1,836,252.60 = 325,612.09/x - Step 3: Cross multiply
1,224,170.20x = 1,836,252.60 × 325,612.09 - Step 4: Simplify right side
1,224,170.20x = 597,906,046,853.93 - Step 5: Solve for x
x = 597,906,046,853.93/1,224,170.20 - Step 6: Final answer
x = 488,417.42
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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.