Finding the Fourth Proportional to 3,886,356.05, 5,821,726.97 and 1,935,206.44
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Solution
The fourth proportional to 3,886,356.05, 5,821,726.97 and 1,935,206.44 is: 2,898,922.12
Step by Step Solution
- Step 1: Write the proportion equation
3,886,356.05 : 5,821,726.97 = 1,935,206.44 : x - Step 2: Convert to fraction form
3,886,356.05/5,821,726.97 = 1,935,206.44/x - Step 3: Cross multiply
3,886,356.05x = 5,821,726.97 × 1,935,206.44 - Step 4: Simplify right side
3,886,356.05x = 11,266,243,514,549.39 - Step 5: Solve for x
x = 11,266,243,514,549.39/3,886,356.05 - Step 6: Final answer
x = 2,898,922.12
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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.