Finding the Fourth Proportional to 3,307,947.40, 4,966,586.70 and 2,048,235.40
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Solution
The fourth proportional to 3,307,947.40, 4,966,586.70 and 2,048,235.40 is: 3,075,241.98
Step by Step Solution
- Step 1: Write the proportion equation
3,307,947.40 : 4,966,586.70 = 2,048,235.40 : x - Step 2: Convert to fraction form
3,307,947.40/4,966,586.70 = 2,048,235.40/x - Step 3: Cross multiply
3,307,947.40x = 4,966,586.70 × 2,048,235.40 - Step 4: Simplify right side
3,307,947.40x = 10,172,738,696,109.18 - Step 5: Solve for x
x = 10,172,738,696,109.18/3,307,947.40 - Step 6: Final answer
x = 3,075,241.98
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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.