Finding the Fourth Proportional to 2,852,896.38, 3,937,400.70 and 1,765,518.18
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Solution
The fourth proportional to 2,852,896.38, 3,937,400.70 and 1,765,518.18 is: 2,436,664.92
Step by Step Solution
- Step 1: Write the proportion equation
2,852,896.38 : 3,937,400.70 = 1,765,518.18 : x - Step 2: Convert to fraction form
2,852,896.38/3,937,400.70 = 1,765,518.18/x - Step 3: Cross multiply
2,852,896.38x = 3,937,400.70 × 1,765,518.18 - Step 4: Simplify right side
2,852,896.38x = 6,951,552,517,794.73 - Step 5: Solve for x
x = 6,951,552,517,794.73/2,852,896.38 - Step 6: Final answer
x = 2,436,664.92
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1.5x scale
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.