Finding the Fourth Proportional to 3,693,026.40, 5,096,356.99 and 2,144,668.88
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Solution
The fourth proportional to 3,693,026.40, 5,096,356.99 and 2,144,668.88 is: 2,959,631.75
Step by Step Solution
- Step 1: Write the proportion equation
3,693,026.40 : 5,096,356.99 = 2,144,668.88 : x - Step 2: Convert to fraction form
3,693,026.40/5,096,356.99 = 2,144,668.88/x - Step 3: Cross multiply
3,693,026.40x = 5,096,356.99 × 2,144,668.88 - Step 4: Simplify right side
3,693,026.40x = 10,929,998,201,618.34 - Step 5: Solve for x
x = 10,929,998,201,618.34/3,693,026.40 - Step 6: Final answer
x = 2,959,631.75
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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.