Finding the Fourth Proportional to 4,509,368.76, 6,763,431.06 and 2,491,341.24
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Solution
The fourth proportional to 4,509,368.76, 6,763,431.06 and 2,491,341.24 is: 3,736,668.17
Step by Step Solution
- Step 1: Write the proportion equation
4,509,368.76 : 6,763,431.06 = 2,491,341.24 : x - Step 2: Convert to fraction form
4,509,368.76/6,763,431.06 = 2,491,341.24/x - Step 3: Cross multiply
4,509,368.76x = 6,763,431.06 × 2,491,341.24 - Step 4: Simplify right side
4,509,368.76x = 16,850,014,723,674.91 - Step 5: Solve for x
x = 16,850,014,723,674.91/4,509,368.76 - Step 6: Final answer
x = 3,736,668.17
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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.