Finding the Fourth Proportional to 4,514,491.66, 6,771,606.27 and 1,319,692.90
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Solution
The fourth proportional to 4,514,491.66, 6,771,606.27 and 1,319,692.90 is: 1,979,500.99
Step by Step Solution
- Step 1: Write the proportion equation
4,514,491.66 : 6,771,606.27 = 1,319,692.90 : x - Step 2: Convert to fraction form
4,514,491.66/6,771,606.27 = 1,319,692.90/x - Step 3: Cross multiply
4,514,491.66x = 6,771,606.27 × 1,319,692.90 - Step 4: Simplify right side
4,514,491.66x = 8,936,440,716,114.48 - Step 5: Solve for x
x = 8,936,440,716,114.48/4,514,491.66 - Step 6: Final answer
x = 1,979,500.99
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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.