Finding the Fourth Proportional to 1,837,610.40, 2,757,046.80 and 827,440.80
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Solution
The fourth proportional to 1,837,610.40, 2,757,046.80 and 827,440.80 is: 1,241,445.42
Step by Step Solution
- Step 1: Write the proportion equation
1,837,610.40 : 2,757,046.80 = 827,440.80 : x - Step 2: Convert to fraction form
1,837,610.40/2,757,046.80 = 827,440.80/x - Step 3: Cross multiply
1,837,610.40x = 2,757,046.80 × 827,440.80 - Step 4: Simplify right side
1,837,610.40x = 2,281,293,009,829.44 - Step 5: Solve for x
x = 2,281,293,009,829.44/1,837,610.40 - Step 6: Final answer
x = 1,241,445.42
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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.