Finding the Fourth Proportional to 1,151,512.20, 1,726,415.28 and 551,902.68
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Solution
The fourth proportional to 1,151,512.20, 1,726,415.28 and 551,902.68 is: 827,445.18
Step by Step Solution
- Step 1: Write the proportion equation
1,151,512.20 : 1,726,415.28 = 551,902.68 : x - Step 2: Convert to fraction form
1,151,512.20/1,726,415.28 = 551,902.68/x - Step 3: Cross multiply
1,151,512.20x = 1,726,415.28 × 551,902.68 - Step 4: Simplify right side
1,151,512.20x = 952,813,219,824.95 - Step 5: Solve for x
x = 952,813,219,824.95/1,151,512.20 - Step 6: Final answer
x = 827,445.18
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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.