Finding the Fourth Proportional to 5,853,205.20, 8,779,807.80 and 2,486,974.80
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Solution
The fourth proportional to 5,853,205.20, 8,779,807.80 and 2,486,974.80 is: 3,730,462.20
Step by Step Solution
- Step 1: Write the proportion equation
5,853,205.20 : 8,779,807.80 = 2,486,974.80 : x - Step 2: Convert to fraction form
5,853,205.20/8,779,807.80 = 2,486,974.80/x - Step 3: Cross multiply
5,853,205.20x = 8,779,807.80 × 2,486,974.80 - Step 4: Simplify right side
5,853,205.20x = 21,835,160,747,443.44 - Step 5: Solve for x
x = 21,835,160,747,443.44/5,853,205.20 - Step 6: Final answer
x = 3,730,462.20
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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.