Finding the Fourth Proportional to 3,163,581.90, 4,365,721.08 and 1,713,244.14
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Solution
The fourth proportional to 3,163,581.90, 4,365,721.08 and 1,713,244.14 is: 2,364,265.03
Step by Step Solution
- Step 1: Write the proportion equation
3,163,581.90 : 4,365,721.08 = 1,713,244.14 : x - Step 2: Convert to fraction form
3,163,581.90/4,365,721.08 = 1,713,244.14/x - Step 3: Cross multiply
3,163,581.90x = 4,365,721.08 × 1,713,244.14 - Step 4: Simplify right side
3,163,581.90x = 7,479,546,057,184.47 - Step 5: Solve for x
x = 7,479,546,057,184.47/3,163,581.90 - Step 6: Final answer
x = 2,364,265.03
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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.