Finding the Fourth Proportional to 5,199,606.81, 7,175,241.84 and 2,844,793.02
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Solution
The fourth proportional to 5,199,606.81, 7,175,241.84 and 2,844,793.02 is: 3,925,696.43
Step by Step Solution
- Step 1: Write the proportion equation
5,199,606.81 : 7,175,241.84 = 2,844,793.02 : x - Step 2: Convert to fraction form
5,199,606.81/7,175,241.84 = 2,844,793.02/x - Step 3: Cross multiply
5,199,606.81x = 7,175,241.84 × 2,844,793.02 - Step 4: Simplify right side
5,199,606.81x = 20,412,077,903,243.96 - Step 5: Solve for x
x = 20,412,077,903,243.96/5,199,606.81 - Step 6: Final answer
x = 3,925,696.43
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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.