Finding the Fourth Proportional to 6,759,465.84, 10,139,213.88 and 1,641,872.88
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Solution
The fourth proportional to 6,759,465.84, 10,139,213.88 and 1,641,872.88 is: 2,462,812.99
Step by Step Solution
- Step 1: Write the proportion equation
6,759,465.84 : 10,139,213.88 = 1,641,872.88 : x - Step 2: Convert to fraction form
6,759,465.84/10,139,213.88 = 1,641,872.88/x - Step 3: Cross multiply
6,759,465.84x = 10,139,213.88 × 1,641,872.88 - Step 4: Simplify right side
6,759,465.84x = 16,647,300,294,091.57 - Step 5: Solve for x
x = 16,647,300,294,091.57/6,759,465.84 - Step 6: Final answer
x = 2,462,812.99
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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.