Finding the Fourth Proportional to 3,677,272.67, 5,515,909.01 and 1,153,124.75
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Solution
The fourth proportional to 3,677,272.67, 5,515,909.01 and 1,153,124.75 is: 1,729,687.13
Step by Step Solution
- Step 1: Write the proportion equation
3,677,272.67 : 5,515,909.01 = 1,153,124.75 : x - Step 2: Convert to fraction form
3,677,272.67/5,515,909.01 = 1,153,124.75/x - Step 3: Cross multiply
3,677,272.67x = 5,515,909.01 × 1,153,124.75 - Step 4: Simplify right side
3,677,272.67x = 6,360,531,198,179.00 - Step 5: Solve for x
x = 6,360,531,198,179.00/3,677,272.67 - Step 6: Final answer
x = 1,729,687.13
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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.