Finding the Fourth Proportional to 2,901,674.70, 4,346,836.58 and 2,390,074.29
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Solution
The fourth proportional to 2,901,674.70, 4,346,836.58 and 2,390,074.29 is: 3,580,436.62
Step by Step Solution
- Step 1: Write the proportion equation
2,901,674.70 : 4,346,836.58 = 2,390,074.29 : x - Step 2: Convert to fraction form
2,901,674.70/4,346,836.58 = 2,390,074.29/x - Step 3: Cross multiply
2,901,674.70x = 4,346,836.58 × 2,390,074.29 - Step 4: Simplify right side
2,901,674.70x = 10,389,262,330,955.35 - Step 5: Solve for x
x = 10,389,262,330,955.35/2,901,674.70 - Step 6: Final answer
x = 3,580,436.62
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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.