Finding the Fourth Proportional to 2,527,329.30, 3,487,716.27 and 1,381,409.75
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Solution
The fourth proportional to 2,527,329.30, 3,487,716.27 and 1,381,409.75 is: 1,906,346.45
Step by Step Solution
- Step 1: Write the proportion equation
2,527,329.30 : 3,487,716.27 = 1,381,409.75 : x - Step 2: Convert to fraction form
2,527,329.30/3,487,716.27 = 1,381,409.75/x - Step 3: Cross multiply
2,527,329.30x = 3,487,716.27 × 1,381,409.75 - Step 4: Simplify right side
2,527,329.30x = 4,817,965,243,173.05 - Step 5: Solve for x
x = 4,817,965,243,173.05/2,527,329.30 - Step 6: Final answer
x = 1,906,346.45
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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.