Finding the Fourth Proportional to 2,267,107.20, 3,397,708.35 and 918,165.60
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Solution
The fourth proportional to 2,267,107.20, 3,397,708.35 and 918,165.60 is: 1,376,052.67
Step by Step Solution
- Step 1: Write the proportion equation
2,267,107.20 : 3,397,708.35 = 918,165.60 : x - Step 2: Convert to fraction form
2,267,107.20/3,397,708.35 = 918,165.60/x - Step 3: Cross multiply
2,267,107.20x = 3,397,708.35 × 918,165.60 - Step 4: Simplify right side
2,267,107.20x = 3,119,658,925,802.76 - Step 5: Solve for x
x = 3,119,658,925,802.76/2,267,107.20 - Step 6: Final answer
x = 1,376,052.67
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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.