Finding the Fourth Proportional to 2,813,146.08, 3,882,128.76 and 1,523,982.48
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Solution
The fourth proportional to 2,813,146.08, 3,882,128.76 and 1,523,982.48 is: 2,103,088.87
Step by Step Solution
- Step 1: Write the proportion equation
2,813,146.08 : 3,882,128.76 = 1,523,982.48 : x - Step 2: Convert to fraction form
2,813,146.08/3,882,128.76 = 1,523,982.48/x - Step 3: Cross multiply
2,813,146.08x = 3,882,128.76 × 1,523,982.48 - Step 4: Simplify right side
2,813,146.08x = 5,916,296,215,344.12 - Step 5: Solve for x
x = 5,916,296,215,344.12/2,813,146.08 - Step 6: Final answer
x = 2,103,088.87
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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.