Finding the Fourth Proportional to 1,053,835.36, 1,580,757.08 and 255,115.62
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Solution
The fourth proportional to 1,053,835.36, 1,580,757.08 and 255,115.62 is: 382,674.41
Step by Step Solution
- Step 1: Write the proportion equation
1,053,835.36 : 1,580,757.08 = 255,115.62 : x - Step 2: Convert to fraction form
1,053,835.36/1,580,757.08 = 255,115.62/x - Step 3: Cross multiply
1,053,835.36x = 1,580,757.08 × 255,115.62 - Step 4: Simplify right side
1,053,835.36x = 403,275,822,533.59 - Step 5: Solve for x
x = 403,275,822,533.59/1,053,835.36 - Step 6: Final answer
x = 382,674.41
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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.