Finding the Fourth Proportional to 2,519,717.18, 3,779,589.62 and 626,458.62
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Solution
The fourth proportional to 2,519,717.18, 3,779,589.62 and 626,458.62 is: 939,691.37
Step by Step Solution
- Step 1: Write the proportion equation
2,519,717.18 : 3,779,589.62 = 626,458.62 : x - Step 2: Convert to fraction form
2,519,717.18/3,779,589.62 = 626,458.62/x - Step 3: Cross multiply
2,519,717.18x = 3,779,589.62 × 626,458.62 - Step 4: Simplify right side
2,519,717.18x = 2,367,756,497,511.52 - Step 5: Solve for x
x = 2,367,756,497,511.52/2,519,717.18 - Step 6: Final answer
x = 939,691.37
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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.