Finding the Fourth Proportional to 988,994.41, 1,364,986.99 and 581,096.13
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Solution
The fourth proportional to 988,994.41, 1,364,986.99 and 581,096.13 is: 802,015.31
Step by Step Solution
- Step 1: Write the proportion equation
988,994.41 : 1,364,986.99 = 581,096.13 : x - Step 2: Convert to fraction form
988,994.41/1,364,986.99 = 581,096.13/x - Step 3: Cross multiply
988,994.41x = 1,364,986.99 × 581,096.13 - Step 4: Simplify right side
988,994.41x = 793,188,652,997.02 - Step 5: Solve for x
x = 793,188,652,997.02/988,994.41 - Step 6: Final answer
x = 802,015.31
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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.