Finding the Fourth Proportional to 4,873,213.03, 6,722,922.91 and 2,938,398.74
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Solution
The fourth proportional to 4,873,213.03, 6,722,922.91 and 2,938,398.74 is: 4,053,717.35
Step by Step Solution
- Step 1: Write the proportion equation
4,873,213.03 : 6,722,922.91 = 2,938,398.74 : x - Step 2: Convert to fraction form
4,873,213.03/6,722,922.91 = 2,938,398.74/x - Step 3: Cross multiply
4,873,213.03x = 6,722,922.91 × 2,938,398.74 - Step 4: Simplify right side
4,873,213.03x = 19,754,628,207,861.14 - Step 5: Solve for x
x = 19,754,628,207,861.14/4,873,213.03 - Step 6: Final answer
x = 4,053,717.35
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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.