Finding the Fourth Proportional to 2,394,409.40, 3,304,354.58 and 1,306,750.92
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Solution
The fourth proportional to 2,394,409.40, 3,304,354.58 and 1,306,750.92 is: 1,803,354.26
Step by Step Solution
- Step 1: Write the proportion equation
2,394,409.40 : 3,304,354.58 = 1,306,750.92 : x - Step 2: Convert to fraction form
2,394,409.40/3,304,354.58 = 1,306,750.92/x - Step 3: Cross multiply
2,394,409.40x = 3,304,354.58 × 1,306,750.92 - Step 4: Simplify right side
2,394,409.40x = 4,317,968,387,421.21 - Step 5: Solve for x
x = 4,317,968,387,421.21/2,394,409.40 - Step 6: Final answer
x = 1,803,354.26
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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.