Finding the Fourth Proportional to 4,411,823.43, 6,612,013.71 and 1,981,181.91
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Solution
The fourth proportional to 4,411,823.43, 6,612,013.71 and 1,981,181.91 is: 2,969,203.59
Step by Step Solution
- Step 1: Write the proportion equation
4,411,823.43 : 6,612,013.71 = 1,981,181.91 : x - Step 2: Convert to fraction form
4,411,823.43/6,612,013.71 = 1,981,181.91/x - Step 3: Cross multiply
4,411,823.43x = 6,612,013.71 × 1,981,181.91 - Step 4: Simplify right side
4,411,823.43x = 13,099,601,950,923.99 - Step 5: Solve for x
x = 13,099,601,950,923.99/4,411,823.43 - Step 6: Final answer
x = 2,969,203.59
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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.