Finding the Fourth Proportional to 901,013.94, 1,352,186.73 and 725,637.60
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Solution
The fourth proportional to 901,013.94, 1,352,186.73 and 725,637.60 is: 1,088,992.62
Step by Step Solution
- Step 1: Write the proportion equation
901,013.94 : 1,352,186.73 = 725,637.60 : x - Step 2: Convert to fraction form
901,013.94/1,352,186.73 = 725,637.60/x - Step 3: Cross multiply
901,013.94x = 1,352,186.73 × 725,637.60 - Step 4: Simplify right side
901,013.94x = 981,197,533,509.05 - Step 5: Solve for x
x = 981,197,533,509.05/901,013.94 - Step 6: Final answer
x = 1,088,992.62
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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.