Finding the Fourth Proportional to 4,647,489.28, 6,414,136.62 and 2,610,298.72
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Solution
The fourth proportional to 4,647,489.28, 6,414,136.62 and 2,610,298.72 is: 3,602,550.02
Step by Step Solution
- Step 1: Write the proportion equation
4,647,489.28 : 6,414,136.62 = 2,610,298.72 : x - Step 2: Convert to fraction form
4,647,489.28/6,414,136.62 = 2,610,298.72/x - Step 3: Cross multiply
4,647,489.28x = 6,414,136.62 × 2,610,298.72 - Step 4: Simplify right side
4,647,489.28x = 16,742,812,609,091.13 - Step 5: Solve for x
x = 16,742,812,609,091.13/4,647,489.28 - Step 6: Final answer
x = 3,602,550.02
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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.