Finding the Fourth Proportional to 1,460,208.24, 2,184,983.64 and 861,456.24
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Solution
The fourth proportional to 1,460,208.24, 2,184,983.64 and 861,456.24 is: 1,289,040.66
Step by Step Solution
- Step 1: Write the proportion equation
1,460,208.24 : 2,184,983.64 = 861,456.24 : x - Step 2: Convert to fraction form
1,460,208.24/2,184,983.64 = 861,456.24/x - Step 3: Cross multiply
1,460,208.24x = 2,184,983.64 × 861,456.24 - Step 4: Simplify right side
1,460,208.24x = 1,882,267,790,975.91 - Step 5: Solve for x
x = 1,882,267,790,975.91/1,460,208.24 - Step 6: Final answer
x = 1,289,040.66
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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.