Finding the Fourth Proportional to 3,762,799.32, 5,192,659.11 and 2,043,921.18
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Solution
The fourth proportional to 3,762,799.32, 5,192,659.11 and 2,043,921.18 is: 2,820,609.08
Step by Step Solution
- Step 1: Write the proportion equation
3,762,799.32 : 5,192,659.11 = 2,043,921.18 : x - Step 2: Convert to fraction form
3,762,799.32/5,192,659.11 = 2,043,921.18/x - Step 3: Cross multiply
3,762,799.32x = 5,192,659.11 × 2,043,921.18 - Step 4: Simplify right side
3,762,799.32x = 10,613,385,935,448.95 - Step 5: Solve for x
x = 10,613,385,935,448.95/3,762,799.32 - Step 6: Final answer
x = 2,820,609.08
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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.