Finding the Fourth Proportional to 2,519,677.21, 3,779,529.69 and 626,418.67
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Solution
The fourth proportional to 2,519,677.21, 3,779,529.69 and 626,418.67 is: 939,631.45
Step by Step Solution
- Step 1: Write the proportion equation
2,519,677.21 : 3,779,529.69 = 626,418.67 : x - Step 2: Convert to fraction form
2,519,677.21/3,779,529.69 = 626,418.67/x - Step 3: Cross multiply
2,519,677.21x = 3,779,529.69 × 626,418.67 - Step 4: Simplify right side
2,519,677.21x = 2,367,567,961,635.31 - Step 5: Solve for x
x = 2,367,567,961,635.31/2,519,677.21 - Step 6: Final answer
x = 939,631.45
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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.