Finding the Fourth Proportional to 4,816,895.53, 6,647,407.07 and 2,641,308.93
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Solution
The fourth proportional to 4,816,895.53, 6,647,407.07 and 2,641,308.93 is: 3,645,056.35
Step by Step Solution
- Step 1: Write the proportion equation
4,816,895.53 : 6,647,407.07 = 2,641,308.93 : x - Step 2: Convert to fraction form
4,816,895.53/6,647,407.07 = 2,641,308.93/x - Step 3: Cross multiply
4,816,895.53x = 6,647,407.07 × 2,641,308.93 - Step 4: Simplify right side
4,816,895.53x = 17,557,855,655,336.14 - Step 5: Solve for x
x = 17,557,855,655,336.14/4,816,895.53 - Step 6: Final answer
x = 3,645,056.35
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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.