Finding the Fourth Proportional to 2,394,468.40, 3,304,436.40 and 1,306,809.82
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Solution
The fourth proportional to 2,394,468.40, 3,304,436.40 and 1,306,809.82 is: 1,803,435.75
Step by Step Solution
- Step 1: Write the proportion equation
2,394,468.40 : 3,304,436.40 = 1,306,809.82 : x - Step 2: Convert to fraction form
2,394,468.40/3,304,436.40 = 1,306,809.82/x - Step 3: Cross multiply
2,394,468.40x = 3,304,436.40 × 1,306,809.82 - Step 4: Simplify right side
2,394,468.40x = 4,318,269,914,029.22 - Step 5: Solve for x
x = 4,318,269,914,029.22/2,394,468.40 - Step 6: Final answer
x = 1,803,435.75
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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.