Finding the Fourth Proportional to 4,098,928.84, 6,147,970.79 and 1,366,180.97
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Solution
The fourth proportional to 4,098,928.84, 6,147,970.79 and 1,366,180.97 is: 2,049,130.65
Step by Step Solution
- Step 1: Write the proportion equation
4,098,928.84 : 6,147,970.79 = 1,366,180.97 : x - Step 2: Convert to fraction form
4,098,928.84/6,147,970.79 = 1,366,180.97/x - Step 3: Cross multiply
4,098,928.84x = 6,147,970.79 × 1,366,180.97 - Step 4: Simplify right side
4,098,928.84x = 8,399,240,716,199.25 - Step 5: Solve for x
x = 8,399,240,716,199.25/4,098,928.84 - Step 6: Final answer
x = 2,049,130.65
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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.