Finding the Fourth Proportional to 3,482,346.49, 5,221,743.09 and 2,045,836.81
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Solution
The fourth proportional to 3,482,346.49, 5,221,743.09 and 2,045,836.81 is: 3,067,711.46
Step by Step Solution
- Step 1: Write the proportion equation
3,482,346.49 : 5,221,743.09 = 2,045,836.81 : x - Step 2: Convert to fraction form
3,482,346.49/5,221,743.09 = 2,045,836.81/x - Step 3: Cross multiply
3,482,346.49x = 5,221,743.09 × 2,045,836.81 - Step 4: Simplify right side
3,482,346.49x = 10,682,834,225,885.14 - Step 5: Solve for x
x = 10,682,834,225,885.14/3,482,346.49 - Step 6: Final answer
x = 3,067,711.46
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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.