Finding the Fourth Proportional to 2,235,248.46, 3,084,557.15 and 1,268,321.09
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Solution
The fourth proportional to 2,235,248.46, 3,084,557.15 and 1,268,321.09 is: 1,750,234.46
Step by Step Solution
- Step 1: Write the proportion equation
2,235,248.46 : 3,084,557.15 = 1,268,321.09 : x - Step 2: Convert to fraction form
2,235,248.46/3,084,557.15 = 1,268,321.09/x - Step 3: Cross multiply
2,235,248.46x = 3,084,557.15 × 1,268,321.09 - Step 4: Simplify right side
2,235,248.46x = 3,912,208,874,403.31 - Step 5: Solve for x
x = 3,912,208,874,403.31/2,235,248.46 - Step 6: Final answer
x = 1,750,234.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.