Finding the Fourth Proportional to 2,440,523.70, 3,660,972.66 and 821,300.49
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Solution
The fourth proportional to 2,440,523.70, 3,660,972.66 and 821,300.49 is: 1,232,013.70
Step by Step Solution
- Step 1: Write the proportion equation
2,440,523.70 : 3,660,972.66 = 821,300.49 : x - Step 2: Convert to fraction form
2,440,523.70/3,660,972.66 = 821,300.49/x - Step 3: Cross multiply
2,440,523.70x = 3,660,972.66 × 821,300.49 - Step 4: Simplify right side
2,440,523.70x = 3,006,758,639,534.60 - Step 5: Solve for x
x = 3,006,758,639,534.60/2,440,523.70 - Step 6: Final answer
x = 1,232,013.70
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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.