Finding the Fourth Proportional to 2,920,945.86, 4,377,502.39 and 2,273,304.09
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Solution
The fourth proportional to 2,920,945.86, 4,377,502.39 and 2,273,304.09 is: 3,406,908.09
Step by Step Solution
- Step 1: Write the proportion equation
2,920,945.86 : 4,377,502.39 = 2,273,304.09 : x - Step 2: Convert to fraction form
2,920,945.86/4,377,502.39 = 2,273,304.09/x - Step 3: Cross multiply
2,920,945.86x = 4,377,502.39 × 2,273,304.09 - Step 4: Simplify right side
2,920,945.86x = 9,951,394,087,171.77 - Step 5: Solve for x
x = 9,951,394,087,171.77/2,920,945.86 - Step 6: Final answer
x = 3,406,908.09
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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.