Finding the Fourth Proportional to 1,202,838.95, 1,659,919.13 and 651,555.79
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Solution
The fourth proportional to 1,202,838.95, 1,659,919.13 and 651,555.79 is: 899,147.74
Step by Step Solution
- Step 1: Write the proportion equation
1,202,838.95 : 1,659,919.13 = 651,555.79 : x - Step 2: Convert to fraction form
1,202,838.95/1,659,919.13 = 651,555.79/x - Step 3: Cross multiply
1,202,838.95x = 1,659,919.13 × 651,555.79 - Step 4: Simplify right side
1,202,838.95x = 1,081,529,920,083.26 - Step 5: Solve for x
x = 1,081,529,920,083.26/1,202,838.95 - Step 6: Final answer
x = 899,147.74
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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.