Finding the Fourth Proportional to 5,686,548.90, 8,531,317.32 and 2,043,646.62
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Solution
The fourth proportional to 5,686,548.90, 8,531,317.32 and 2,043,646.62 is: 3,066,006.84
Step by Step Solution
- Step 1: Write the proportion equation
5,686,548.90 : 8,531,317.32 = 2,043,646.62 : x - Step 2: Convert to fraction form
5,686,548.90/8,531,317.32 = 2,043,646.62/x - Step 3: Cross multiply
5,686,548.90x = 8,531,317.32 × 2,043,646.62 - Step 4: Simplify right side
5,686,548.90x = 17,434,997,805,165.46 - Step 5: Solve for x
x = 17,434,997,805,165.46/5,686,548.90 - Step 6: Final answer
x = 3,066,006.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.