Finding the Fourth Proportional to 2,206,115.79, 3,044,273.79 and 1,239,057.19
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Solution
The fourth proportional to 2,206,115.79, 3,044,273.79 and 1,239,057.19 is: 1,709,805.69
Step by Step Solution
- Step 1: Write the proportion equation
2,206,115.79 : 3,044,273.79 = 1,239,057.19 : x - Step 2: Convert to fraction form
2,206,115.79/3,044,273.79 = 1,239,057.19/x - Step 3: Cross multiply
2,206,115.79x = 3,044,273.79 × 1,239,057.19 - Step 4: Simplify right side
2,206,115.79x = 3,772,029,327,828.05 - Step 5: Solve for x
x = 3,772,029,327,828.05/2,206,115.79 - Step 6: Final answer
x = 1,709,805.69
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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.