Finding the Fourth Proportional to 2,401,292.90, 3,313,863.26 and 1,313,539.62
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Solution
The fourth proportional to 2,401,292.90, 3,313,863.26 and 1,313,539.62 is: 1,812,727.92
Step by Step Solution
- Step 1: Write the proportion equation
2,401,292.90 : 3,313,863.26 = 1,313,539.62 : x - Step 2: Convert to fraction form
2,401,292.90/3,313,863.26 = 1,313,539.62/x - Step 3: Cross multiply
2,401,292.90x = 3,313,863.26 × 1,313,539.62 - Step 4: Simplify right side
2,401,292.90x = 4,352,890,680,704.66 - Step 5: Solve for x
x = 4,352,890,680,704.66/2,401,292.90 - Step 6: Final answer
x = 1,812,727.92
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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.