Finding the Fourth Proportional to 3,798,318.84, 5,241,654.72 and 2,079,468.24
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Solution
The fourth proportional to 3,798,318.84, 5,241,654.72 and 2,079,468.24 is: 2,869,652.33
Step by Step Solution
- Step 1: Write the proportion equation
3,798,318.84 : 5,241,654.72 = 2,079,468.24 : x - Step 2: Convert to fraction form
3,798,318.84/5,241,654.72 = 2,079,468.24/x - Step 3: Cross multiply
3,798,318.84x = 5,241,654.72 × 2,079,468.24 - Step 4: Simplify right side
3,798,318.84x = 10,899,854,515,286.09 - Step 5: Solve for x
x = 10,899,854,515,286.09/3,798,318.84 - Step 6: Final answer
x = 2,869,652.33
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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.