Finding the Fourth Proportional to 1,548,072.06, 2,136,344.70 and 859,745.70
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Solution
The fourth proportional to 1,548,072.06, 2,136,344.70 and 859,745.70 is: 1,186,451.99
Step by Step Solution
- Step 1: Write the proportion equation
1,548,072.06 : 2,136,344.70 = 859,745.70 : x - Step 2: Convert to fraction form
1,548,072.06/2,136,344.70 = 859,745.70/x - Step 3: Cross multiply
1,548,072.06x = 2,136,344.70 × 859,745.70 - Step 4: Simplify right side
1,548,072.06x = 1,836,713,169,542.79 - Step 5: Solve for x
x = 1,836,713,169,542.79/1,548,072.06 - Step 6: Final answer
x = 1,186,451.99
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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.