Finding the Fourth Proportional to 2,852,623.38, 3,936,038.49 and 1,690,557.42
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Solution
The fourth proportional to 2,852,623.38, 3,936,038.49 and 1,690,557.42 is: 2,332,624.46
Step by Step Solution
- Step 1: Write the proportion equation
2,852,623.38 : 3,936,038.49 = 1,690,557.42 : x - Step 2: Convert to fraction form
2,852,623.38/3,936,038.49 = 1,690,557.42/x - Step 3: Cross multiply
2,852,623.38x = 3,936,038.49 × 1,690,557.42 - Step 4: Simplify right side
2,852,623.38x = 6,654,099,074,675.10 - Step 5: Solve for x
x = 6,654,099,074,675.10/2,852,623.38 - Step 6: Final answer
x = 2,332,624.46
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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.