Finding the Fourth Proportional to 862,247.80, 1,293,371.70 and 862,247.80
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Solution
The fourth proportional to 862,247.80, 1,293,371.70 and 862,247.80 is: 1,293,371.70
Step by Step Solution
- Step 1: Write the proportion equation
862,247.80 : 1,293,371.70 = 862,247.80 : x - Step 2: Convert to fraction form
862,247.80/1,293,371.70 = 862,247.80/x - Step 3: Cross multiply
862,247.80x = 1,293,371.70 × 862,247.80 - Step 4: Simplify right side
862,247.80x = 1,115,206,902,907.26 - Step 5: Solve for x
x = 1,115,206,902,907.26/862,247.80 - Step 6: Final answer
x = 1,293,371.70
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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.