Finding the Fourth Proportional to 5,265,232.84, 7,897,849.35 and 1,276,144.84
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Solution
The fourth proportional to 5,265,232.84, 7,897,849.35 and 1,276,144.84 is: 1,914,217.28
Step by Step Solution
- Step 1: Write the proportion equation
5,265,232.84 : 7,897,849.35 = 1,276,144.84 : x - Step 2: Convert to fraction form
5,265,232.84/7,897,849.35 = 1,276,144.84/x - Step 3: Cross multiply
5,265,232.84x = 7,897,849.35 × 1,276,144.84 - Step 4: Simplify right side
5,265,232.84x = 10,078,799,695,099.85 - Step 5: Solve for x
x = 10,078,799,695,099.85/5,265,232.84 - Step 6: Final answer
x = 1,914,217.28
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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.