Finding the Fourth Proportional to 4,013,130.02, 5,538,102.79 and 2,382,879.39
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Solution
The fourth proportional to 4,013,130.02, 5,538,102.79 and 2,382,879.39 is: 3,288,363.68
Step by Step Solution
- Step 1: Write the proportion equation
4,013,130.02 : 5,538,102.79 = 2,382,879.39 : x - Step 2: Convert to fraction form
4,013,130.02/5,538,102.79 = 2,382,879.39/x - Step 3: Cross multiply
4,013,130.02x = 5,538,102.79 × 2,382,879.39 - Step 4: Simplify right side
4,013,130.02x = 13,196,630,975,735.31 - Step 5: Solve for x
x = 13,196,630,975,735.31/4,013,130.02 - Step 6: Final answer
x = 3,288,363.68
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.