Finding the Fourth Proportional to 6,691,188.68, 10,036,979.76 and 1,642,499
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Solution
The fourth proportional to 6,691,188.68, 10,036,979.76 and 1,642,499 is: 2,463,796.79
Step by Step Solution
- Step 1: Write the proportion equation
6,691,188.68 : 10,036,979.76 = 1,642,499 : x - Step 2: Convert to fraction form
6,691,188.68/10,036,979.76 = 1,642,499/x - Step 3: Cross multiply
6,691,188.68x = 10,036,979.76 × 1,642,499 - Step 4: Simplify right side
6,691,188.68x = 16,485,729,218,820.24 - Step 5: Solve for x
x = 16,485,729,218,820.24/6,691,188.68 - Step 6: Final answer
x = 2,463,796.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.