Finding the Fourth Proportional to 4,158,632.40, 6,234,838.20 and 2,267,509.20
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Solution
The fourth proportional to 4,158,632.40, 6,234,838.20 and 2,267,509.20 is: 3,399,567.84
Step by Step Solution
- Step 1: Write the proportion equation
4,158,632.40 : 6,234,838.20 = 2,267,509.20 : x - Step 2: Convert to fraction form
4,158,632.40/6,234,838.20 = 2,267,509.20/x - Step 3: Cross multiply
4,158,632.40x = 6,234,838.20 × 2,267,509.20 - Step 4: Simplify right side
4,158,632.40x = 14,137,552,979,011.44 - Step 5: Solve for x
x = 14,137,552,979,011.44/4,158,632.40 - Step 6: Final answer
x = 3,399,567.84
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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.