Finding the Fourth Proportional to 5,088,387.29, 7,632,542.05 and 1,301,864.09
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Solution
The fourth proportional to 5,088,387.29, 7,632,542.05 and 1,301,864.09 is: 1,952,786.19
Step by Step Solution
- Step 1: Write the proportion equation
5,088,387.29 : 7,632,542.05 = 1,301,864.09 : x - Step 2: Convert to fraction form
5,088,387.29/7,632,542.05 = 1,301,864.09/x - Step 3: Cross multiply
5,088,387.29x = 7,632,542.05 × 1,301,864.09 - Step 4: Simplify right side
5,088,387.29x = 9,936,532,410,309.99 - Step 5: Solve for x
x = 9,936,532,410,309.99/5,088,387.29 - Step 6: Final answer
x = 1,952,786.19
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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.