Finding the Fourth Proportional to 949,627.06, 1,310,481.84 and 541,728.18
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Solution
The fourth proportional to 949,627.06, 1,310,481.84 and 541,728.18 is: 747,582.89
Step by Step Solution
- Step 1: Write the proportion equation
949,627.06 : 1,310,481.84 = 541,728.18 : x - Step 2: Convert to fraction form
949,627.06/1,310,481.84 = 541,728.18/x - Step 3: Cross multiply
949,627.06x = 1,310,481.84 × 541,728.18 - Step 4: Simplify right side
949,627.06x = 709,924,942,106.25 - Step 5: Solve for x
x = 709,924,942,106.25/949,627.06 - Step 6: Final answer
x = 747,582.89
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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.