Finding the Fourth Proportional to 1,135,088.92, 1,702,132.47 and 325,289.56
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Solution
The fourth proportional to 1,135,088.92, 1,702,132.47 and 325,289.56 is: 487,790.79
Step by Step Solution
- Step 1: Write the proportion equation
1,135,088.92 : 1,702,132.47 = 325,289.56 : x - Step 2: Convert to fraction form
1,135,088.92/1,702,132.47 = 325,289.56/x - Step 3: Cross multiply
1,135,088.92x = 1,702,132.47 × 325,289.56 - Step 4: Simplify right side
1,135,088.92x = 553,685,917,768.65 - Step 5: Solve for x
x = 553,685,917,768.65/1,135,088.92 - Step 6: Final answer
x = 487,790.79
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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.