Finding the Fourth Proportional to 1,822,106.97, 2,514,526.61 and 1,006,331.38
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Solution
The fourth proportional to 1,822,106.97, 2,514,526.61 and 1,006,331.38 is: 1,388,747.79
Step by Step Solution
- Step 1: Write the proportion equation
1,822,106.97 : 2,514,526.61 = 1,006,331.38 : x - Step 2: Convert to fraction form
1,822,106.97/2,514,526.61 = 1,006,331.38/x - Step 3: Cross multiply
1,822,106.97x = 2,514,526.61 × 1,006,331.38 - Step 4: Simplify right side
1,822,106.97x = 2,530,447,022,170.05 - Step 5: Solve for x
x = 2,530,447,022,170.05/1,822,106.97 - Step 6: Final answer
x = 1,388,747.79
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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.