Finding the Fourth Proportional to 5,726,449.98, 7,902,664.52 and 3,491,356.50
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Solution
The fourth proportional to 5,726,449.98, 7,902,664.52 and 3,491,356.50 is: 4,818,171.68
Step by Step Solution
- Step 1: Write the proportion equation
5,726,449.98 : 7,902,664.52 = 3,491,356.50 : x - Step 2: Convert to fraction form
5,726,449.98/7,902,664.52 = 3,491,356.50/x - Step 3: Cross multiply
5,726,449.98x = 7,902,664.52 × 3,491,356.50 - Step 4: Simplify right side
5,726,449.98x = 27,591,019,121,764.60 - Step 5: Solve for x
x = 27,591,019,121,764.60/5,726,449.98 - Step 6: Final answer
x = 4,818,171.68
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.