Finding the Fourth Proportional to 2,477,405.70, 3,715,216.11 and 857,734.79
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Solution
The fourth proportional to 2,477,405.70, 3,715,216.11 and 857,734.79 is: 1,286,293.19
Step by Step Solution
- Step 1: Write the proportion equation
2,477,405.70 : 3,715,216.11 = 857,734.79 : x - Step 2: Convert to fraction form
2,477,405.70/3,715,216.11 = 857,734.79/x - Step 3: Cross multiply
2,477,405.70x = 3,715,216.11 × 857,734.79 - Step 4: Simplify right side
2,477,405.70x = 3,186,670,091,339.39 - Step 5: Solve for x
x = 3,186,670,091,339.39/2,477,405.70 - Step 6: Final answer
x = 1,286,293.19
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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.