Finding the Fourth Proportional to 3,746,805.84, 5,170,717.30 and 2,296,221
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Solution
The fourth proportional to 3,746,805.84, 5,170,717.30 and 2,296,221 is: 3,168,861.73
Step by Step Solution
- Step 1: Write the proportion equation
3,746,805.84 : 5,170,717.30 = 2,296,221 : x - Step 2: Convert to fraction form
3,746,805.84/5,170,717.30 = 2,296,221/x - Step 3: Cross multiply
3,746,805.84x = 5,170,717.30 × 2,296,221 - Step 4: Simplify right side
3,746,805.84x = 11,873,109,649,323.30 - Step 5: Solve for x
x = 11,873,109,649,323.30/3,746,805.84 - Step 6: Final answer
x = 3,168,861.73
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1.5x scale
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.