Finding the Fourth Proportional to 5,326,560.70, 7,991,024.76 and 2,485,122.82
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Solution
The fourth proportional to 5,326,560.70, 7,991,024.76 and 2,485,122.82 is: 3,728,236.49
Step by Step Solution
- Step 1: Write the proportion equation
5,326,560.70 : 7,991,024.76 = 2,485,122.82 : x - Step 2: Convert to fraction form
5,326,560.70/7,991,024.76 = 2,485,122.82/x - Step 3: Cross multiply
5,326,560.70x = 7,991,024.76 × 2,485,122.82 - Step 4: Simplify right side
5,326,560.70x = 19,858,677,986,261.02 - Step 5: Solve for x
x = 19,858,677,986,261.02/5,326,560.70 - Step 6: Final answer
x = 3,728,236.49
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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.