Finding the Fourth Proportional to 5,609,836.88, 8,409,428.28 and 1,820,669.84
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Solution
The fourth proportional to 5,609,836.88, 8,409,428.28 and 1,820,669.84 is: 2,729,275.87
Step by Step Solution
- Step 1: Write the proportion equation
5,609,836.88 : 8,409,428.28 = 1,820,669.84 : x - Step 2: Convert to fraction form
5,609,836.88/8,409,428.28 = 1,820,669.84/x - Step 3: Cross multiply
5,609,836.88x = 8,409,428.28 × 1,820,669.84 - Step 4: Simplify right side
5,609,836.88x = 15,310,792,441,039.07 - Step 5: Solve for x
x = 15,310,792,441,039.07/5,609,836.88 - Step 6: Final answer
x = 2,729,275.87
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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.