Finding the Fourth Proportional to 3,059,990.80, 4,585,787.12 and 1,936,047.76
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Solution
The fourth proportional to 3,059,990.80, 4,585,787.12 and 1,936,047.76 is: 2,901,414.89
Step by Step Solution
- Step 1: Write the proportion equation
3,059,990.80 : 4,585,787.12 = 1,936,047.76 : x - Step 2: Convert to fraction form
3,059,990.80/4,585,787.12 = 1,936,047.76/x - Step 3: Cross multiply
3,059,990.80x = 4,585,787.12 × 1,936,047.76 - Step 4: Simplify right side
3,059,990.80x = 8,878,302,881,512.85 - Step 5: Solve for x
x = 8,878,302,881,512.85/3,059,990.80 - Step 6: Final answer
x = 2,901,414.89
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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.