Finding the Fourth Proportional to 1,303,168.01, 1,796,378.36 and 914,894.18
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Solution
The fourth proportional to 1,303,168.01, 1,796,378.36 and 914,894.18 is: 1,261,154.43
Step by Step Solution
- Step 1: Write the proportion equation
1,303,168.01 : 1,796,378.36 = 914,894.18 : x - Step 2: Convert to fraction form
1,303,168.01/1,796,378.36 = 914,894.18/x - Step 3: Cross multiply
1,303,168.01x = 1,796,378.36 × 914,894.18 - Step 4: Simplify right side
1,303,168.01x = 1,643,496,099,947.29 - Step 5: Solve for x
x = 1,643,496,099,947.29/1,303,168.01 - Step 6: Final answer
x = 1,261,154.43
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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.