Finding the Fourth Proportional to 2,251,905.91, 3,107,514.68 and 1,233,288.79
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Solution
The fourth proportional to 2,251,905.91, 3,107,514.68 and 1,233,288.79 is: 1,701,875.29
Step by Step Solution
- Step 1: Write the proportion equation
2,251,905.91 : 3,107,514.68 = 1,233,288.79 : x - Step 2: Convert to fraction form
2,251,905.91/3,107,514.68 = 1,233,288.79/x - Step 3: Cross multiply
2,251,905.91x = 3,107,514.68 × 1,233,288.79 - Step 4: Simplify right side
2,251,905.91x = 3,832,463,010,294.04 - Step 5: Solve for x
x = 3,832,463,010,294.04/2,251,905.91 - Step 6: Final answer
x = 1,701,875.29
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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.