Finding the Fourth Proportional to 1,053,571.68, 1,453,917.84 and 570,126.24
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Solution
The fourth proportional to 1,053,571.68, 1,453,917.84 and 570,126.24 is: 786,768.22
Step by Step Solution
- Step 1: Write the proportion equation
1,053,571.68 : 1,453,917.84 = 570,126.24 : x - Step 2: Convert to fraction form
1,053,571.68/1,453,917.84 = 570,126.24/x - Step 3: Cross multiply
1,053,571.68x = 1,453,917.84 × 570,126.24 - Step 4: Simplify right side
1,053,571.68x = 828,916,711,388.12 - Step 5: Solve for x
x = 828,916,711,388.12/1,053,571.68 - Step 6: Final answer
x = 786,768.22
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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.