Finding the Fourth Proportional to 5,805,758.18, 8,707,618.94 and 2,211,740.80
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Solution
The fourth proportional to 5,805,758.18, 8,707,618.94 and 2,211,740.80 is: 3,317,223.25
Step by Step Solution
- Step 1: Write the proportion equation
5,805,758.18 : 8,707,618.94 = 2,211,740.80 : x - Step 2: Convert to fraction form
5,805,758.18/8,707,618.94 = 2,211,740.80/x - Step 3: Cross multiply
5,805,758.18x = 8,707,618.94 × 2,211,740.80 - Step 4: Simplify right side
5,805,758.18x = 19,258,996,036,912.66 - Step 5: Solve for x
x = 19,258,996,036,912.66/5,805,758.18 - Step 6: Final answer
x = 3,317,223.25
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.