Finding the Fourth Proportional to 1,548,057.77, 2,136,261.11 and 859,773.94
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Solution
The fourth proportional to 1,548,057.77, 2,136,261.11 and 859,773.94 is: 1,186,455.49
Step by Step Solution
- Step 1: Write the proportion equation
1,548,057.77 : 2,136,261.11 = 859,773.94 : x - Step 2: Convert to fraction form
1,548,057.77/2,136,261.11 = 859,773.94/x - Step 3: Cross multiply
1,548,057.77x = 2,136,261.11 × 859,773.94 - Step 4: Simplify right side
1,548,057.77x = 1,836,701,628,222.26 - Step 5: Solve for x
x = 1,836,701,628,222.26/1,548,057.77 - Step 6: Final answer
x = 1,186,455.49
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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.