Finding the Fourth Proportional to 1,554,286.20, 2,330,738.10 and 713,095.80
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Solution
The fourth proportional to 1,554,286.20, 2,330,738.10 and 713,095.80 is: 1,069,326.58
Step by Step Solution
- Step 1: Write the proportion equation
1,554,286.20 : 2,330,738.10 = 713,095.80 : x - Step 2: Convert to fraction form
1,554,286.20/2,330,738.10 = 713,095.80/x - Step 3: Cross multiply
1,554,286.20x = 2,330,738.10 × 713,095.80 - Step 4: Simplify right side
1,554,286.20x = 1,662,039,550,009.98 - Step 5: Solve for x
x = 1,662,039,550,009.98/1,554,286.20 - Step 6: Final answer
x = 1,069,326.58
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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.