Finding the Fourth Proportional to 1,625,680.94, 2,439,277.97 and 727,730.17
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Solution
The fourth proportional to 1,625,680.94, 2,439,277.97 and 727,730.17 is: 1,091,933.93
Step by Step Solution
- Step 1: Write the proportion equation
1,625,680.94 : 2,439,277.97 = 727,730.17 : x - Step 2: Convert to fraction form
1,625,680.94/2,439,277.97 = 727,730.17/x - Step 3: Cross multiply
1,625,680.94x = 2,439,277.97 × 727,730.17 - Step 4: Simplify right side
1,625,680.94x = 1,775,136,177,816.19 - Step 5: Solve for x
x = 1,775,136,177,816.19/1,625,680.94 - Step 6: Final answer
x = 1,091,933.93
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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.