Finding the Fourth Proportional to 4,514,503.66, 6,771,624.24 and 1,319,704.90
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Solution
The fourth proportional to 4,514,503.66, 6,771,624.24 and 1,319,704.90 is: 1,979,518.98
Step by Step Solution
- Step 1: Write the proportion equation
4,514,503.66 : 6,771,624.24 = 1,319,704.90 : x - Step 2: Convert to fraction form
4,514,503.66/6,771,624.24 = 1,319,704.90/x - Step 3: Cross multiply
4,514,503.66x = 6,771,624.24 × 1,319,704.90 - Step 4: Simplify right side
4,514,503.66x = 8,936,545,690,486.78 - Step 5: Solve for x
x = 8,936,545,690,486.78/4,514,503.66 - Step 6: Final answer
x = 1,979,518.98
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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.