Finding the Fourth Proportional to 2,982,170.05, 4,473,130.13 and 960,369.21
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Solution
The fourth proportional to 2,982,170.05, 4,473,130.13 and 960,369.21 is: 1,440,513.58
Step by Step Solution
- Step 1: Write the proportion equation
2,982,170.05 : 4,473,130.13 = 960,369.21 : x - Step 2: Convert to fraction form
2,982,170.05/4,473,130.13 = 960,369.21/x - Step 3: Cross multiply
2,982,170.05x = 4,473,130.13 × 960,369.21 - Step 4: Simplify right side
2,982,170.05x = 4,295,856,447,974.84 - Step 5: Solve for x
x = 4,295,856,447,974.84/2,982,170.05 - Step 6: Final answer
x = 1,440,513.58
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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.