Finding the Fourth Proportional to 5,779,447.19, 8,669,574.68 and 2,321,187.12
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Solution
The fourth proportional to 5,779,447.19, 8,669,574.68 and 2,321,187.12 is: 3,481,942.90
Step by Step Solution
- Step 1: Write the proportion equation
5,779,447.19 : 8,669,574.68 = 2,321,187.12 : x - Step 2: Convert to fraction form
5,779,447.19/8,669,574.68 = 2,321,187.12/x - Step 3: Cross multiply
5,779,447.19x = 8,669,574.68 × 2,321,187.12 - Step 4: Simplify right side
5,779,447.19x = 20,123,705,071,488.19 - Step 5: Solve for x
x = 20,123,705,071,488.19/5,779,447.19 - Step 6: Final answer
x = 3,481,942.90
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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.