Finding the Fourth Proportional to 4,302,032.48, 6,453,004.92 and 1,107,146.24
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Solution
The fourth proportional to 4,302,032.48, 6,453,004.92 and 1,107,146.24 is: 1,660,708.09
Step by Step Solution
- Step 1: Write the proportion equation
4,302,032.48 : 6,453,004.92 = 1,107,146.24 : x - Step 2: Convert to fraction form
4,302,032.48/6,453,004.92 = 1,107,146.24/x - Step 3: Cross multiply
4,302,032.48x = 6,453,004.92 × 1,107,146.24 - Step 4: Simplify right side
4,302,032.48x = 7,144,420,133,879.50 - Step 5: Solve for x
x = 7,144,420,133,879.50/4,302,032.48 - Step 6: Final answer
x = 1,660,708.09
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1.5x scale
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.