Finding the Fourth Proportional to 4,942,832.76, 6,817,591.26 and 4,536,247.32
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Solution
The fourth proportional to 4,942,832.76, 6,817,591.26 and 4,536,247.32 is: 6,256,792.73
Step by Step Solution
- Step 1: Write the proportion equation
4,942,832.76 : 6,817,591.26 = 4,536,247.32 : x - Step 2: Convert to fraction form
4,942,832.76/6,817,591.26 = 4,536,247.32/x - Step 3: Cross multiply
4,942,832.76x = 6,817,591.26 × 4,536,247.32 - Step 4: Simplify right side
4,942,832.76x = 30,926,280,082,030.43 - Step 5: Solve for x
x = 30,926,280,082,030.43/4,942,832.76 - Step 6: Final answer
x = 6,256,792.73
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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.