Finding the Fourth Proportional to 989,893.09, 1,366,052.41 and 537,184.09
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Solution
The fourth proportional to 989,893.09, 1,366,052.41 and 537,184.09 is: 741,314.01
Step by Step Solution
- Step 1: Write the proportion equation
989,893.09 : 1,366,052.41 = 537,184.09 : x - Step 2: Convert to fraction form
989,893.09/1,366,052.41 = 537,184.09/x - Step 3: Cross multiply
989,893.09x = 1,366,052.41 × 537,184.09 - Step 4: Simplify right side
989,893.09x = 733,821,620,758.16 - Step 5: Solve for x
x = 733,821,620,758.16/989,893.09 - Step 6: Final answer
x = 741,314.01
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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.