Finding the Fourth Proportional to 4,126,455.12, 6,181,630.65 and 2,702,193.24
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Solution
The fourth proportional to 4,126,455.12, 6,181,630.65 and 2,702,193.24 is: 4,048,017.02
Step by Step Solution
- Step 1: Write the proportion equation
4,126,455.12 : 6,181,630.65 = 2,702,193.24 : x - Step 2: Convert to fraction form
4,126,455.12/6,181,630.65 = 2,702,193.24/x - Step 3: Cross multiply
4,126,455.12x = 6,181,630.65 × 2,702,193.24 - Step 4: Simplify right side
4,126,455.12x = 16,703,960,554,606.81 - Step 5: Solve for x
x = 16,703,960,554,606.81/4,126,455.12 - Step 6: Final answer
x = 4,048,017.02
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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.