Finding the Fourth Proportional to 1,715,040.27, 2,366,584.88 and 990,121.95
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Solution
The fourth proportional to 1,715,040.27, 2,366,584.88 and 990,121.95 is: 1,366,269.74
Step by Step Solution
- Step 1: Write the proportion equation
1,715,040.27 : 2,366,584.88 = 990,121.95 : x - Step 2: Convert to fraction form
1,715,040.27/2,366,584.88 = 990,121.95/x - Step 3: Cross multiply
1,715,040.27x = 2,366,584.88 × 990,121.95 - Step 4: Simplify right side
1,715,040.27x = 2,343,207,631,275.51 - Step 5: Solve for x
x = 2,343,207,631,275.51/1,715,040.27 - Step 6: Final answer
x = 1,366,269.74
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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.