Finding the Fourth Proportional to 4,157,475.40, 6,236,213.10 and 2,952,875.80
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Solution
The fourth proportional to 4,157,475.40, 6,236,213.10 and 2,952,875.80 is: 4,429,313.70
Step by Step Solution
- Step 1: Write the proportion equation
4,157,475.40 : 6,236,213.10 = 2,952,875.80 : x - Step 2: Convert to fraction form
4,157,475.40/6,236,213.10 = 2,952,875.80/x - Step 3: Cross multiply
4,157,475.40x = 6,236,213.10 × 2,952,875.80 - Step 4: Simplify right side
4,157,475.40x = 18,414,762,746,632.98 - Step 5: Solve for x
x = 18,414,762,746,632.98/4,157,475.40 - Step 6: Final answer
x = 4,429,313.70
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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.