Finding the Fourth Proportional to 2,044,898.10, 2,821,979.10 and 1,127,163.18
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Solution
The fourth proportional to 2,044,898.10, 2,821,979.10 and 1,127,163.18 is: 1,555,496.06
Step by Step Solution
- Step 1: Write the proportion equation
2,044,898.10 : 2,821,979.10 = 1,127,163.18 : x - Step 2: Convert to fraction form
2,044,898.10/2,821,979.10 = 1,127,163.18/x - Step 3: Cross multiply
2,044,898.10x = 2,821,979.10 × 1,127,163.18 - Step 4: Simplify right side
2,044,898.10x = 3,180,830,936,249.54 - Step 5: Solve for x
x = 3,180,830,936,249.54/2,044,898.10 - Step 6: Final answer
x = 1,555,496.06
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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.